remark_n upon_o two_o late_a ingenious_a discourse_n the_o one_o a_o essay_n touch_v the_o gravitation_n and_o non-gravitation_a of_o fluid_a body_n the_o other_o observation_n touch_v the_o torricellian_a experiment_n so_o far_o forth_o as_o they_o may_v concern_v any_o passage_n in_o his_o enchiridium_fw-la metaphysicum_fw-la by_o d_o r_o henry_n more_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d aristot._n london_n print_v for_o walter_n kettilby_n at_o the_o bishop_n head_n in_o saint_n to_o paul_n churchyard_n 1676._o imprimatur_fw-la antonius_n saunders_n exit_fw-la edibus_fw-la lamberhanis_fw-la novemb_n 13._o 1675._o the_o preface_n reader_n i_o have_v not_o give_v thou_o the_o trouble_n of_o a_o preface_n be_v it_o not_o for_o apologize_v for_o a_o phrase_n which_o i_o observe_v something_o frequent_o to_o occur_v in_o my_o remark_n which_o may_v seem_v to_o thou_o huge_o paradoxical_a if_o not_o very_o absurd_a it_o be_v gravitation_n upward_o i_o make_v use_v of_o it_o in_o imitation_n of_o the_o learned_a author_n upon_o who_o discourse_n i_o make_v my_o remark_n wherefore_o that_o thou_o may_v the_o better_o discern_v how_o allowable_a or_o disallowable_a this_o form_n of_o speech_n be_v and_o that_o i_o may_v withal_o offer_v to_o thou_o that_o which_o may_v perhaps_o tend_v to_o the_o better_a open_v thy_o understanding_n in_o hydrostatical_a theory_n i_o will_v lay_v down_o a_o simple_a hypothesis_n for_o the_o illustrate_v that_o natural_a poise_n libration_n or_o gravitation_n that_o philosopher_n suppose_v they_o discover_v in_o the_o fluid_a matter_n of_o this_o our_o terrestrial_a world_n first_o therefore_o let_v we_o imagine_v our_o earth_n environ_v only_o with_o the_o materia_fw-la subtilis_fw-la that_o des_n cartes_n have_v so_o curious_o describe_v or_o more_o plain_o and_o intelligible_o with_o the_o pure_a subtle_a aether_n which_o be_v a_o liquid_a body_n of_o that_o subtlety_n that_o it_o will_v with_o ease_n penetrate_v all_o body_n in_o some_o measure_n but_o abundant_o the_o pore_n of_o glass_n second_o let_v we_o consider_v that_o a_o hailshot_a gravel_n quicksilver_n and_o the_o like_a may_v be_v poize_v in_o water_n and_o corn_n chaff_n curran_n powder_n and_o such_o like_a in_o the_o air_n and_o that_o they_o will_v subside_o or_o weigh_v one_o against_o another_o in_o the_o say_a element_n so_o the_o particle_n of_o these_o element_n themselves_o water_n and_o air_n and_o the_o vapour_n therein_o be_v as_o it_o be_v weigh_v or_o poize_v in_o this_o more_o universal_a liquidum_fw-la of_o the_o aether_n three_o that_o the_o particle_n of_o quicksilver_n water_n vapour_n air_n and_o in_o brief_a what_o ever_o be_v contain_v in_o that_o which_o they_o call_v the_o atmosphere_n if_o there_o be_v no_o let_v nor_o new_a emergent_a mutation_n be_v in_o this_o poize_n place_v according_a to_o their_o solidity_n chief_o of_o the_o very_a particle_n they_o do_v consist_v suppose_v air_n water_n quicksilver_n according_a as_o i_o have_v declare_v in_o my_o first_o hydrostatical_a axiom_n enchirid._n metaphys_n cap._n 13._o sect_n 10._o four_o that_o in_o some_o sense_n all_o the_o part_n and_o particle_n of_o the_o atmosphere_n even_o the_o thin_a air_n at_o the_o convexity_n thereof_o be_v heavy_a namely_o thus_o that_o if_o they_o be_v upon_o some_o occasion_n raise_v high_a than_o the_o convexity_n those_o thin_a part_n of_o air_n will_v descend_v again_o to_o the_o say_a convexity_n as_o sure_a as_o the_o vapour_n do_v in_o dew_n on_o the_o grass_n or_o raise_v dust_n do_v upon_o any_o pavement_n or_o floor_n five_o that_o this_o we_o call_v heaviness_n be_v nothing_o else_o but_o a_o capacity_n in_o the_o part_n or_o particle_n of_o the_o atmosphere_n to_o be_v place_v according_a to_o their_o solidity_n by_o that_o what_o ever_o it_o be_v that_o move_v they_o or_o dispose_v they_o six_o that_o when_o these_o particle_n of_o fluid_n in_o the_o atmosphere_n be_v so_o dispose_v with_o regard_n to_o their_o different_a solidity_n as_o be_v according_a to_o the_o law_n of_o this_o move_a principle_n they_o press_v not_o then_o on_o one_o another_o but_z as_o to_o any_o actual_a gravitation_n on_o one_o another_o they_o be_v at_o rest_n seven_o this_o diversity_n of_o solidity_n in_o the_o particle_n be_v the_o cause_n why_o we_o see_v element_n and_o liquid_n in_o such_o different_a place_n and_o of_o such_o different_a consistency_n as_o quicksilver_n below_o water_n water_z below_z air_n the_o thick_a air_n below_o the_o thin_a and_o their_o consistency_n according_o eight_o that_o the_o more_o solid_a the_o particle_n be_v in_o fluid_n the_o more_o strong_a their_o consistency_n be_v as_o well_o as_o they_o be_v thereby_o more_o heavy_a nine_o that_o as_o the_o move_a or_o dispose_v principle_n bring_v the_o several_a liquid_n to_o such_o various_a difference_n of_o consistency_n by_o a_o positive_a action_n so_o it_o keep_v they_o in_o the_o same_o consistency_n by_o a_o like_a positive_a action_n or_o force_n though_o upon_o occasion_n mutable_a or_o vincible_a ten_o that_o there_o may_v be_v a_o very_a strong_a consistency_n in_o liquid_n without_o any_o elasticity_n or_o springiness_n at_o all_o as_o in_o quicksilver_n and_o water_n which_o be_v not_o compressible_a elevent_o that_o there_o may_v be_v a_o compressible_a consistency_n considerable_o strong_a where_o there_o be_v little_a or_o no_o elasticity_n of_o part_n a_o thing_n easy_o discernible_a in_o the_o wring_n or_o press_v in_o a_o man_n hand_n a_o wet_a handkerchief_n and_o of_o such_o a_o compressible_a consistency_n may_v be_v our_o low_a air_n stuff_v with_o thick_a vapour_n as_o also_o consist_v of_o the_o grosser_n aëreal_a particle_n twelve_o that_o all_o poizing_n suspension_n or_o libration_n of_o heavy_a liquid_a body_n be_v not_o by_o a_o mere_a counterpoise_n of_o perpendicular_a pressure_n of_o another_o body_n but_o may_v be_v by_o the_o firmness_n or_o force_n of_o its_o consistency_n i_o speak_v this_o in_o reference_n to_o the_o torricellian_a experiment_n and_o the_o stand_n of_o the_o water_n in_o pump_n and_o syringe_n which_o be_v thus_o solve_v with_o the_o great_a ease_n and_o intelligibleness_n that_o may_v be_v by_o suppose_v so_o strong_a a_o consistency_n in_o this_o low_a air_n that_o the_o firmness_n thereof_o will_v resist_v the_o weight_n of_o suppose_v 29_o inch_n of_o mercury_n in_o a_o tube_n or_o of_o 34_o foot_n of_o water_n in_o a_o pump_n but_o will_v be_v break_v by_o the_o weight_n of_o 30_o or_o 31_o inch_n of_o mercury_n and_o 35_o or_o 36_o foot_n of_o water_n and_o suffer_v compression_n to_o the_o let_v in_o the_o subtle_a liquidum_fw-la or_o aether_n in_o which_o the_o whole_a atmosphere_n be_v poize_v into_o the_o glass_n or_o pump_n whereby_o the_o mercury_n or_o water_n be_v make_v capable_a to_o descend_v and_o 29_o inch_n of_o mercury_n be_v of_o one_o weight_n with_o 34_o foot_n of_o water_n in_o a_o tube_n of_o the_o same_o diameter_n it_o be_v plain_a that_o this_o be_v the_o poise_n that_o equal_v either_o the_o firmness_n of_o consistency_n or_o else_o the_o weight_n of_o the_o air._n thirteen_o but_o here_o now_o i_o say_v lie_v the_o curiosity_n of_o the_o theory_n whether_o this_o suspension_n suppose_v of_o the_o mercury_n in_o the_o tube_n be_v to_o be_v conceive_v to_o be_v by_o perpendicular_a pressure_n or_o actual_a gravitation_n of_o the_o air_n upon_o the_o restagnant_fw-la mercury_n or_o else_o as_o i_o intimate_v before_o by_o the_o firmness_n of_o its_o consistency_n it_o be_v not_o compressible_a by_o no_o great_a weight_n than_o that_o of_o 29_o inch_n of_o mercury_n and_o so_o there_o be_v no_o vacuum_n nor_o penetration_n of_o dimension_n the_o circle_n of_o motion_n be_v necessary_o stop_v and_o the_o mercury_n stand_v at_o that_o pitch_n to_o which_o i_o conceive_v be_v most_o safe_o answer_v that_o when_o the_o mercury_n be_v fall_v to_o 29_o inch_n that_o there_o be_v a_o kind_n of_o libration_n betwixt_o the_o air_n joint_o with_o the_o restagnant_fw-la mercury_n and_o the_o mercury_n in_o the_o tube_n for_o upon_o the_o infuse_v of_o water_n upon_o the_o restagnant_fw-la mercury_n that_o in_o the_o tube_n will_v proportionable_o ascend_v and_o this_o the_o learned_a author_n upon_o who_o i_o make_v the_o remark_n will_v call_v gravitation_n upward_o because_o its_o tendency_n be_v towards_o that_o more_o subtle_a matter_n in_o the_o derelicted_a space_n in_o the_o glass_n and_o this_o libration_n be_v not_o much_o unlike_o that_o in_o a_o siphon_n with_o one_o leg_n much_o high_a than_o another_o into_o which_o put_v some_o quicksilver_n which_o will_v present_o poise_v itself_o into_o a_o equality_n in_o each_o shank_n if_o you_o pour_v water_n into_o the_o long_a shank_n the_o quicksilver_n in_o the_o other_o will_v ascend_v according_o which_o be_v again_o a_o kind_n of_o gravitation_n upward_o against_o the_o thin_a air_n and_o answer_n to_o the_o
as_o much_o in_o weight_n as_o that_o of_o the_o mercury_n in_o the_o tube_n which_o be_v a_o very_a gross_a absurdity_n remark_n the_o twenty_o three_o and_o as_o weak_a a_o subterfuge_n be_v that_o whereby_o they_o will_v elude_v this_o answer_n namely_o by_o pretend_v that_o the_o glass-tube_n be_v a_o body_n specifical_o light_a than_o mercury_n be_v itself_o sustain_v by_o the_o restagnant_fw-la mercury_n as_o if_o that_o break_v the_o force_n of_o the_o column_n of_o air_n that_o press_v 9_o time_n as_o strong_a on_o the_o head_n of_o the_o tube_n as_o the_o other_o column_n of_o air_n on_o the_o restagnant_fw-la quicksilver_n when-as_a it_o be_v a_o thing_n plain_o prodigious_a that_o a_o single_a force_n shall_v keep_v mercury_n 29_o inch_n and_o 1_o 2_o above_o the_o surface_n of_o the_o restagnant_fw-la mercury_n up_o in_o the_o air_n though_o it_o be_v i_o know_v not_o how_o many_o thousand_o time_n light_a than_o mercury_n and_o yet_o that_o the_o glass_n shall_v not_o be_v keep_v down_o 6_o inch_n under_o the_o surface_n of_o the_o restagnant_fw-la mercury_n though_o not_o fourteen_o time_n heavy_a than_o glass_n by_o a_o force_n nine_o time_n as_o great_a as_o the_o former_a remark_n the_o twenty_o four_o but_o the_o author_n do_v very_o handsome_o meet_v with_o all_o such_o elusion_n by_o two_o neat_a experiment_n the_o one_o be_v of_o a_o glass-tube_n the_o diameter_n of_o who_o cavity_n be_v 48_o the_o diameter_n of_o the_o whole_a 58_o of_o a_o inch_n the_o length_n 18_o inch_n the_o weight_n thereof_o in_o the_o air_n 2_o ounce_n 34_o the_o water_n it_o will_v contain_v near_o 1_o ounce_n 34_o this_o tube_n tie_v at_o the_o close_a end_n to_o the_o scale_n of_o a_o balance_n and_o be_v fill_v with_o water_n and_o stop_v with_o one_o finger_n and_o so_o let_v down_o into_o water_n and_o so_o settle_v there_o as_o that_o the_o low_a end_n be_v near_o about_o a_o quarter_n of_o a_o inch_n from_o the_o surface_n there_o be_v require_v in_o the_o opposite_a scale_n four_o ounce_n and_o 12_o which_o be_v equal_a to_o the_o weight_n of_o the_o water_n and_o tube_n together_o to_o hold_v the_o tube_n in_o a_o aequilibrium_fw-la and_o here_o the_o glass-tube_n be_v not_o hold_v up_o by_o the_o restagnant_fw-la water_n the_o glass_n be_v so_o heavy_a that_o it_o will_v sink_v to_o the_o bottom_n as_o be_v a_o body_n specifical_o heavy_a than_o water_n wherefore_o this_o aequilibrium_fw-la be_v from_o hence_o according_a to_o the_o principle_n of_o those_o that_o hold_v the_o pressure_n of_o the_o atmosphere_n either_o because_o the_o tube_n and_o the_o water_n joint_o do_v weigh_v against_o the_o weight_n in_o the_o other_o scale_n or_o because_o the_o column_n of_o air_n on_o the_o head_n of_o the_o tube_n with_o the_o tube_n weigh_v against_o they_o this_o second_o be_v impossible_a for_o as_o much_o as_o the_o diameter_n of_o that_o column_n be_v five_o such_o part_n as_o the_o diameter_n of_o the_o column_n of_o water_n in_o the_o tube_n and_o that_o of_o air_n on_o the_o restagnant_fw-la water_n be_v four_o and_o therefore_o will_v press_v at_o least_o half_a as_o much_o again_o as_o the_o water_n in_o the_o tube_n namely_o in_o the_o proportion_n of_o 25_o to_o 16_o which_o the_o scale_n discover_v to_o be_v false_a for_o there_o be_v only_o one_o ounce_n â—_o 4_o add_v to_o the_o two_o ounce_n 3_o â—_o not_o 1_o â—_o 3_o 2_o of_o a_o ounce_n more_o it_o remain_v that_o it_o be_v the_o water_n with_o the_o tube_n joint_o that_o weigh_v against_o the_o weight_n in_o the_o other_o scale_n for_o as_o much_o as_o the_o restagnant_fw-la water_n do_v not_o hinder_v the_o tube_n from_o whence_o it_o follow_v that_o the_o water_n in_o the_o tube_n be_v not_o sustain_v by_o any_o column_n of_o air_n on_o the_o restagnant_fw-la water_n which_o will_v be_v more_o apparent_a in_o the_o other_o experiment_n which_o be_v this_o he_o take_v suppose_v the_o same_o tube_n heat_v it_o very_o hot_a and_o hang_v the_o close_a end_n upon_o one_o scale_n of_o a_o balance_n and_o let_v the_o open_a end_n sink_v a_o little_a into_o a_o vessel_n of_o water_n and_o counterpoize_v it_o in_o the_o other_o scale_n with_o 2_o ounce_n 3_o â—_o the_o weight_n the_o empty_a tube_n weigh_v in_o the_o air_n which_o because_o the_o end_n of_o it_o do_v little_o more_o than_o touch_v the_o water_n it_o still_o retain_v but_o within_o the_o space_n of_o half_a a_o quarter_n of_o a_o hour_n the_o tube_n be_v fill_v 12_o inch_n of_o its_o 18_o with_o water_n which_o 12_o inch_n of_o water_n be_v find_v to_o weigh_v one_o ounce_n and_o ¼_n and_o one_o ounce_n and_o ¼_n more_o put_v in_o the_o opposite_a scale_n and_o the_o scale_n hold_v so_o that_o the_o tube_n may_v only_o touch_v the_o surface_n of_o the_o water_n the_o tube_n with_o the_o 12_o inch_n of_o water_n in_o it_o be_v find_v to_o weigh_v just_a 4_o ounce_n now_o therefore_o since_o the_o tube_n can_v weigh_v no_o more_o if_o so_o much_o on_o the_o top_n of_o the_o water_n than_o it_o do_v when_o it_o be_v hang_v only_o in_o the_o air_n for_o the_o pillar_n of_o air_n incumbent_n on_o the_o top_n of_o the_o tube_n be_v the_o same_o in_o both_o case_n it_o be_v manifest_a against_o the_o principle_n of_o those_o that_o hold_v the_o pressure_n of_o the_o atmosphere_n that_o the_o water_n in_o the_o tube_n weigh_v its_o part_n namely_o one_o ounce_n and_o ¼_n to_o make_v the_o weight_n 4_o ounce_n and_o consequent_o that_o the_o water_n in_o the_o tube_n be_v not_o sustain_v by_o any_o pressure_n of_o a_o pillar_n of_o air_n incumbent_n on_o the_o restagnant_fw-la water_n remark_n the_o twenty_o five_o that_o also_o be_v a_o ingenious_a demonstration_n against_o the_o opinion_n of_o the_o pressure_n of_o atmospherical_a cylinder_n p._n 175._o l._n 9_o namely_o the_o invert_v a_o glass-tube_n of_o quicksilver_n suppose_v of_o a_o diameter_n of_o 9_o such_o part_n as_o the_o vessel_n diameter_n of_o restagnant_fw-la quicksilver_n be_v 10._o so_o that_o it_o may_v be_v apparent_a that_o the_o rim_z or_o round_a superficies_n of_o the_o restagnant_fw-la mercury_n in_o the_o vessel_n be_v not_o a_o full_a four_o part_n of_o the_o area_n of_o the_o mercurial_a cylinder_n in_o the_o tube_n and_o yet_o the_o mercury_n in_o the_o tube_n will_v be_v sustain_v as_o in_o other_o case_n which_o therefore_o can_v be_v from_o the_o pressure_n of_o the_o air_n on_o the_o restagnant_fw-la mercury_n the_o superficies_n thereof_o be_v less_o than_o one_o four_o part_n to_o the_o area_n of_o the_o cylinder_n of_o mercury_n remark_n the_o twenty_o six_o and_o this_o last_o instance_n sure_o be_v no_o wise_a to_o be_v contemn_v that_o the_o torricellian_a experiment_n will_v succeed_v as_o well_o in_o a_o great_a receiver_n as_o in_o the_o open_a air_n when-as_a notwithstanding_o there_o can_v be_v no_o atmospherical_a column_n on_o the_o restagnant_fw-la mercury_n in_o the_o receiver_n nor_o be_v there_o any_o refuge_n here_o to_o the_o elasticity_n of_o the_o air_n p._n 186._o because_o that_o suppose_v the_o gravitation_n thereof_o which_o have_v be_v so_o plain_o disprove_v by_o the_o author_n not_o only_o by_o these_o last_o experiment_n but_o in_o his_o 6._o chapter_n and_o particular_o by_o the_o two_o brass_n cylinder_v weigh_v in_o water_n of_o diameter_n of_o a_o double_a proportion_n one_o to_o another_o and_o the_o one_o side_n of_o a_o quadruple_a to_o the_o other_o for_o thing_n be_v so_o contrive_v that_o a_o column_n of_o air_n of_o two_o inch_n diameter_n press_v on_o the_o one_o and_o not_o a_o quarter_n of_o a_o inch_n diameter_n on_o the_o other_o the_o cylinder_v yet_o shall_v be_v equiponderant_a in_o the_o water_n the_o experiment_n there_o have_v a_o threefold_a improvement_n and_o the_o very_a first_o strong_o enough_o consider_v there_o be_v no_o elasticity_n or_o rebound_v in_o the_o water_n see_v p._n 75._o l._n 4._o though_o the_o author_n fancy_n there_o be_v and_o that_o equal_a weight_n press_v by_o unequal_a force_n the_o strong_a must_v prevail_v and_o moreover_o if_o this_o elasticity_n of_o the_o air_n be_v admit_v he_o do_v not_o unskilful_o urge_v that_o every_o part_n of_o the_o include_v air_n do_v act_n so_o equal_o in_o a_o manner_n against_o every_o part_n every_o way_n that_o there_o be_v a_o suspension_n of_o the_o pressure_n any_o way_n to_o any_o effect_n etc._n etc._n p._n 194._o l._n 23._o upon_o chapter_n the_o thirteen_o remark_n the_o twenty_o seven_o that_o experiment_n also_o of_o the_o bottle_n and_o the_o bolts-head_n be_v notable_o level_v against_o the_o elasticity_n of_o the_o air_n p._n 196._o l._n 22._o that_o a_o bolts-head_n sound_o heat_v and_o place_v upon_o a_o glass-bottle_n with_o some_o fix_v ounce_n of_o water_n in_o
archippus_n remark_n the_o twenty_o a_o experiment_n of_o two_o rundle_n urge_v against_o this_o suppose_a architecture_n together_o with_o a_o experiment_n that_o clear_o take_v away_o both_o his_o mechanical_a account_n at_o once_o that_o of_o continuity_n and_o this_o of_o masonry_n upon_o chapter_n the_o eight_o that_o the_o author_n lay_v his_o main_a stress_n on_o his_o natural_a account_n of_o the_o non-gravitaion_a of_o water_n etc._n etc._n remark_n the_o twenty_o first_o intrinsical_a heaviness_n of_o a_o body_n how_o ex_fw-la pacto_fw-la to_o be_v understand_v from_o my_o first_o remark_n remark_n the_o twenty_o second_o the_o author_n description_n of_o his_o natural_a account_n of_o the_o non-gravitation_a of_o fluids_n etc._n etc._n remark_n the_o twenty_o three_o the_o author_n distinction_n of_o the_o terminal_a motion_n of_o water_n as_o a_o heavy_a body_n and_o as_o of_o a_o fluid_a body_n examine_v by_o our_o agreement_n in_o the_o first_o remark_n and_o conlude_v that_o all_o the_o direction_n of_o motion_n in_o water_n as_o to_o primitiveness_n and_o intrinsecalness_n be_v of_o one_o kind_n remark_n the_o twenty_o four_o that_o the_o learned_a author_n have_v abundant_o well_o prove_v the_o various_a tendency_n and_o pressure_n of_o water_n every_o way_n but_o not_o every_o way_n at_o once_o or_o the_o same_o time_n remark_n the_o twenty_o five_o the_o usefulness_n of_o the_o conjunction_n of_o primitive_a gravitation_n with_o the_o motion_n of_o water_n downward_o as_o to_o the_o author_n scope_n this_o primitive_a gravitation_n of_o the_o aqueous_a particle_n remain_v as_o if_o it_o be_v alone_o the_o motion_n of_o water_n upward_o defeat_v that_o downward_o and_o primitive_a gravitation_n take_v away_o make_v a_o bucket_n of_o air_n and_o bucket_n of_o water_n aequiponderant_fw-la so_o that_o either_o way_n this_o natural_a account_n be_v subvert_v remark_n the_o twenty_o six_o that_o the_o various_a line_n of_o diretion_n of_o motion_n beside_o the_o perpendicular_a can_v contribute_v nothing_o to_o the_o abate_n of_o the_o intrinsic_a gravitation_n remark_n the_o twenty_o seven_o that_o the_o imagine_a continuity_n in_o water_n more_o than_o in_o callis-sand_n nor_o the_o motion_n per_fw-mi declive_a can_v abate_v the_o intrinsic_a gravitation_n of_o water_n if_o there_o be_v any_o in_o it_o remark_n the_o twenty_o eight_o that_o the_o tumble_a of_o the_o callis-sand_n per_fw-mi declive_a do_v not_o prove_v that_o when_o the_o granules_n rest_n they_o press_v per_fw-la declive_a but_o downward_o remark_n the_o twenty_o nine_o how_o from_o the_o supposition_n of_o just_a 12_o l._n stock_n of_o intrinsic_a weight_n in_o a_o cubick_a foot_n of_o water_n to_o be_v dispense_v to_o all_o the_o various_a line_n of_o motion_n in_o water_n and_o yet_o there_o be_v feel_v just_a 12_o l._n weight_n still_o it_o be_v demonstrable_a that_o all_o the_o other_o motion_n be_v mere_o imaginary_a not_o real_a remark_n the_o thirty_o the_o ineffectual_a answer_n of_o the_o author_n to_o this_o difficulty_n with_o a_o further_a confutation_n of_o this_o natural_a account_n of_o he_o from_o a_o bucket_n of_o ice_n upon_o difficiles_fw-la nugae_fw-la or_o observation_n touch_v the_o torricellian_a experiment_n the_o transition_n from_o his_o remark_n upon_o the_o essay_n touch_v the_o gravitation_n of_o fluid_n to_o this_o other_o touch_v the_o torricellian_a experiment_n remark_n the_o first_o of_o rarefaction_n and_o tension_n and_o of_o condensation_n and_o restitution_n in_o the_o author_n sense_n the_o groundlessness_n of_o they_o prove_v by_o prove_v there_o be_v subtle_a particle_n in_o the_o air_n than_o those_o that_o be_v proper_o aëreael_n as_o also_o their_o repugnancy_n to_o reason_n &_o experience_n remark_n the_o second_o the_o distinction_n of_o gravitatio_fw-la ad_fw-la motum_fw-la and_o gravitatio_fw-la ad_fw-la pondus_fw-la and_o that_o it_o be_v unconceivable_a how_o the_o latter_a shall_v be_v without_o the_o former_a if_o there_o be_v any_o intrinsic_a gravity_n in_o heavy_a body_n so_o call_v together_o with_o the_o true_a reason_n why_o the_o part_n of_o lead_n do_v not_o gravitate_fw-la one_o upon_o another_o remark_n the_o three_o that_o the_o increase_n of_o renitence_n or_o pressure_n of_o the_o water_n against_o its_o be_v raise_v high_a in_o b_o more_o than_o in_o a_o and_o in_o c_o more_z than_z in_o b_o be_v not_o the_o reason_n that_o the_o oil_n in_o the_o tube_n do_v not_o go_v out_o at_o b_o and_o ascends_z at_o c._n also_o why_o a_o pewter_n porringer_n full_a of_o hailshot_a weigh_v alike_o in_o water_n from_o the_o bottom_n to_o the_o top_n remark_n the_o four_o smaller_n particle_n in_o the_o air_n acknowledge_v by_o the_o author_n himself_o together_o with_o a_o disprovement_n of_o his_o suppose_a continuity_n of_o the_o great_a remark_n the_o five_o compress_v air_n appear_v heavy_a no_n proof_n that_o it_o have_v innate_a gravity_n in_o it_o before_o but_o rather_o that_o there_o be_v no_o such_o thing_n as_o intrinsic_a gravity_n in_o the_o world_n remark_n the_o six_o the_o cohaesion_n of_o the_o part_n of_o water_n weak_a than_o that_o of_o air_n according_a to_o the_o author_n a_o manifest_a argument_n against_o his_o pretend_a masonry_n in_o the_o part_n of_o water_n remark_n the_o seven_o his_o experiment_n of_o the_o glasssiphon_n with_o quicksilver_n and_o water_n and_o his_o mistake_a conclusion_n therefrom_o and_o what_o excellent_a use_n there_o may_v be_v make_v of_o it_o against_o his_o imaginary_a architecture_n in_o the_o element_n of_o water_n remark_n the_o eight_o his_o invention_n of_o the_o cap_n or_o cone_n enervate_v from_o stevinus_n his_o experiment_n of_o a_o rundle_n on_o the_o bottom_n of_o a_o vessel_n with_o a_o hole_n in_o it_o remark_n the_o nine_o the_o gravitation_n of_o the_o water_n in_o that_o case_n on_o the_o rundle_n whence_o it_o be_v whether_o simple_o because_o of_o the_o air_n underneath_o or_o because_o the_o air_n be_v in_o the_o state_n of_o abituriency_n where_o something_o by_o the_o by_o of_o the_o spirit_n of_o nature_n remark_n the_o ten_o why_o a_o empty_a glass-bottle_n careful_o stop_v and_o sink_v into_o the_o sea_n be_v break_v and_o why_o in_o some_o case_n oil_n drive_v water_n and_o water_n quicksilver_n upward_o and_o what_o shroud_v insinuation_n such_o phaenomena_n be_v that_o there_o be_v no_o such_o thing_n as_o inward_a gravitation_n in_o body_n but_o that_o mater_fw-la be_v range_v according_a to_o the_o law_n of_o the_o spirit_n of_o nature_n remark_n the_o eleven_o that_o the_o reason_n why_o a_o small_a glass-tube_n fill_v up_o with_o water_n and_o immit_v into_o a_o vessel_n of_o water_n the_o water_n in_o the_o tube_n will_v sink_v till_o it_o be_v even_o with_o the_o superficies_n of_o the_o water_n in_o the_o vessel_n be_v not_o from_o the_o force_n of_o the_o water_n in_o the_o tube_n to_o press_v downward_o but_o from_o some_o high_a principle_n remark_n the_o twelve_o the_o pretend_a obscure_a solution_n in_o enchirid._n metaphys_n cap._n 13._o or_o reason_n of_o the_o fall_n off_o and_o stick_v to_o of_o the_o obturaculum_fw-la in_o a_o tube_n with_o a_o valve_n according_a as_o the_o tube_n be_v more_o or_o less_o immerse_v in_o the_o water_n more_o full_o explicate_v remark_n the_o thirteen_o that_o the_o stick_n of_o the_o obturaculum_fw-la to_o the_o valve_n be_v not_o simple_o from_o the_o tube_n press_v up_o a_o portion_n of_o water_n of_o a_o great_a weight_n than_o it_o because_o if_o the_o abituriency_n of_o the_o air_n in_o the_o tube_n be_v in_o a_o due_a measure_n sufflaminate_v the_o obturaculum_fw-la at_o the_o same_o depth_n will_v fall_v together_o with_o a_o far_a confutation_n of_o this_o reason_n from_o glass-bottle_n well_o stop_v and_o immit_v into_o the_o sea_n whence_o the_o operation_n of_o the_o principium_fw-la hylarchicum_n be_v far_o discover_v remark_n the_o fourteen_o a_o notable_a experiment_n of_o the_o author_n be_v in_o a_o tube_n of_o quicksilver_n which_o if_o he_o have_v right_o improve_v may_v easy_o have_v lead_v he_o to_o a_o acquaintance_n with_o the_o hylostatick_a spirit_n of_o the_o world_n remark_n the_o fifteen_o two_o more_o experiment_n out_o of_o honoratus_n faber_n a_o far_o confirm_v of_o our_o solution_n of_o the_o former_a remark_n the_o sixteen_o the_o authours_n mistake_n in_o make_v all_o bodily_a motion_n to_o be_v wrought_v by_o the_o contact_n of_o some_o active_a body_n whenas_o most_o bodily_a motion_n in_o the_o world_n be_v not_o mechanical_a but_o vital_a remark_n the_o seventeen_o the_o author_n mistake_n conceive_v that_o there_o be_v no_o pore_n in_o glass_n and_o that_o if_o the_o aether_n pass_v those_o pore_n it_o must_v pass_v free_o remark_n the_o eighteen_o his_o mistake_n further_o discover_v from_o his_o own_o experiment_n and_o observation_n make_v in_o a_o glass-tube_n of_o mercury_n invert_v in_o the_o air_n and_o the_o mercury_n in_o the_o torricellian_a experiment_n
it_o will_v sustain_v 10_o l._n of_o mercury_n 29_o inch_n high_a that_o there_o be_v no_o such_o elasticity_n at_o all_o the_o conclusion_n errata_fw-la sic_fw-la corrige_n page_z 9_o line_n 21._o read_v body_n p._n 37._o l._n 17_o r._n intrinsecalness_n p._n 107._o l._n 21._o r._n tube_n p._n 146._o l._n 6._o r._n order_v p._n 177._o l._n 1._o l._n r._n considerate_a remark_n upon_o two_o late_a ingenious_a discourse_n the_o one_o a_o essay_n touch_v the_o gravitation_n and_o non-gravitation_a of_o fluid_a body_n the_o other_z observation_n touch_v the_o torricellian_a experiment_n on_o the_o essay_n touch_v the_o gravitation_n or_o non-gravitation_a of_o fluid_a body_n etc._n etc._n upon_o chapter_n the_o second_o the_o first_o remark_n in_o this_o chapter_n there_o be_v thing_n say_v that_o be_v repugnant_a one_o to_o another_o for_o in_o the_o very_a entrance_n of_o the_o chapter_n the_o learned_a author_n assert_n that_o gravity_n be_v a_o intrinsical_a quality_n of_o body_n whereby_o they_o tend_v downward_o to_o or_o towards_o the_o centre_n of_o the_o earth_n and_o yet_o afterward_o towards_o the_o end_n of_o the_o chapter_n he_o affirm_v that_o fire_n may_v right_o be_v say_v to_o gravitate_fw-la upward_o etc._n etc._n now_o if_o that_o definition_n be_v true_a that_o gravity_n be_v a_o intrinsical_a quality_n of_o body_n whereby_o they_o tend_v towards_o the_o centre_n of_o the_o earth_n whether_o by_o gravity_n be_v understand_v a_o faculty_n or_o capacity_n of_o so_o tend_v or_o the_o actual_a exercise_n thereof_o we_o can_v avoid_v a_o repugnancy_n for_o if_o a_o actual_a exercise_n thereof_o be_v understand_v that_o be_v gravitation_n which_o here_o be_v affirm_v to_o be_v the_o tend_v downward_o of_o body_n towards_o the_o centre_n of_o the_o earth_n it_o be_v a_o contradiction_n that_o the_o tendency_n of_o they_o upward_o shall_v be_v gravitation_n but_o rather_o levitation_n but_o if_o by_o gravity_n be_v understand_v only_o their_o capacity_n of_o tend_v downward_o to_o the_o centre_n yet_o the_o actuality_n thereof_o will_v be_v gravitation_n as_o that_o of_o levity_n levitation_n and_o therefore_o according_a to_o this_o notion_n of_o gravity_n can_v be_v only_o downward_o when_o as_o the_o learned_a author_n after_o assert_n that_o gravitation_n be_v also_o upward_o which_o i_o say_v seem_v a_o contradiction_n but_o i_o rather_o interpret_v it_o a_o emendation_n of_o his_o former_a assertion_n and_o by_o after_o affirm_v that_o gravitation_n be_v upward_o as_o well_o as_o downward_o that_o he_o will_v insinuate_v that_o it_o be_v real_o and_o in_o truth_n against_o that_o sense_n that_o gravity_n and_o gravitation_n be_v understand_v in_o the_o school_n as_o well_o upward_o transverse_a oblique_a as_o downward_o there_o be_v no_o way_n such_o gravity_n or_o gravitation_n as_o the_o school_n dream_v of_o that_o be_v from_o any_o inherent_a quality_n of_o the_o body_n itself_o that_o may_v be_v call_v gravity_n but_o that_o it_o be_v a_o mere_a idolum_fw-la fori_fw-la as_o my_o lord_n verulam_n will_v call_v it_o a_o false_a notion_n stick_v to_o the_o vulgar_a use_n and_o sense_n of_o that_o word_n which_o i_o think_v this_o learned_a author_n do_v apert_o acknowledge_v and_o consequent_o explode_v that_o usual_a notion_n in_o these_o word_n where_o he_o say_v that_o gravitation_n be_v nothing_o else_o but_o motus_fw-la or_o nisus_n ad_fw-la motum_fw-la secundùm_fw-la lineam_fw-la directionis_fw-la ejusdem_fw-la and_o a_o little_a before_o that_o gravitation_n be_v nothing_o else_o but_o motion_n or_o at_o lest_o conatus_fw-la or_o nisus_n ad_fw-la motum_fw-la which_o in_o my_o judgement_n plain_o take_v away_o that_o false_a notion_n of_o gravity_n and_o gravitation_n entertain_v by_o the_o vulgar_a and_o the_o school_n for_o it_o as_o plain_o follow_v by_o deny_v all_o intrinsical_a nature_n to_o gravitation_n save_v motus_fw-la or_o nisus_fw-la ad_fw-la motum_fw-la that_o that_o scholastic_a gravitation_n or_o the_o specific_a nature_n thereof_o be_v take_v away_o as_o by_o deny_v that_o homo_fw-la be_v any_o thing_n but_o animal_n vitâ_fw-la sensúque_fw-la praeditum_fw-la will_v take_v away_o the_o specific_a nature_n of_o man_n out_o of_o the_o universe_n the_o first_o part_n therefore_o of_o this_o my_o first_o remark_n shall_v be_v that_o even_o according_a to_o the_o judgement_n of_o this_o learned_a author_n there_o be_v nothing_o in_o body_n but_o mobility_n and_o actual_a motus_fw-la or_o nisus_n ad_fw-la motum_fw-la however_o they_o may_v be_v disguise_v under_o the_o vulgar_a phrase_n of_o gravity_n and_o levity_n of_o gravitation_n or_o levitation_n etc._n etc._n second_o that_o the_o author_n though_o in_o process_n of_o his_o discourse_n he_o use_v these_o vulgar_a phrase_n of_o gravity_n and_o gravitation_n he_o be_v to_o remember_v that_o the_o true_a and_o philosophical_a sense_n of_o they_o be_v nothing_o else_o but_o mobility_n and_o actual_a motion_n or_o actual_a nisus_n ad_fw-la motum_fw-la which_o if_o it_o be_v consider_v in_o its_o direction_n towards_o the_o centre_n of_o the_o earth_n be_v more_o special_o note_v with_o the_o name_n of_o gravity_n or_o gravitation_n three_o that_o if_o we_o will_v cautious_o and_o severe_o philosophise_v we_o be_v not_o to_o imagine_v this_o actual_a motion_n or_o actual_a nisus_n ad_fw-la motum_fw-la to_o be_v in_o any_o body_n unless_o it_o be_v discover_v there_o to_o be_v by_o clear_a sense_n or_o reason_n but_o rather_o not_o to_o be_v when_o we_o have_v diligent_o use_v these_o two_o faculty_n for_o to_o discover_v they_o and_o yet_o they_o appear_v not_o four_o it_o be_v deprehensible_a neither_o by_o sense_n nor_o reason_n that_o because_o water_n for_o example_n will_v nimble_o run_v up_o a_o tube_n let_v down_o into_o water_n stop_v with_o one_o finger_n at_o the_o nether_a orifice_n and_o then_o open_v that_o there_o be_v before_o any_o actual_a motion_n upward_o in_o the_o water_n or_o any_o actual_a nisus_n ad_fw-la istiusmodi_fw-la motum_fw-la but_o that_o as_o to_o any_o such_o motion_n it_o be_v at_o rest_n five_o that_o if_o the_o quick_a run_v up_o of_o the_o water_n into_o such_o a_o tube_n be_v a_o solid_a argument_n of_o a_o actual_a nisus_n of_o the_o water_n upward_o even_o then_o when_o it_o have_v no_o such_o occasion_n to_o discover_v itself_o the_o quickness_n of_o the_o ascent_n of_o the_o water_n be_v so_o great_a and_o so_o equal_a to_o the_o descent_n of_o water_n in_o a_o crooked_a tube_n of_o water_n open_v at_o one_o end_n in_o the_o air_n after_o it_o be_v immerse_v into_o the_o water_n i_o mean_v the_o other_o orifice_n stop_v also_o with_o one_o finger_n and_o they_o open_v again_o when_o it_o be_v let_v down_o at_o a_o sufficient_a depth_n that_o the_o actual_a nisus_n of_o the_o water_n suspend_v suppose_v in_o a_o bucket_n downward_o and_o upward_o will_v be_v in_o a_o manner_n equal_a so_o that_o the_o water_n will_v have_v no_o weight_n at_o all_o in_o so_o much_o that_o another_o bucket_n of_o the_o same_o weight_n and_o size_n without_o any_o water_n in_o it_o will_v be_v equiponderant_a to_o it_o from_o whence_o sixthly_a and_o last_o it_o will_v follow_v that_o we_o find_v so_o great_a a_o weight_n from_o the_o water_n in_o the_o full_a bucket_n with_o a_o actual_a nisus_n downward_o there_o must_v be_v a_o be_v distinct_a from_o the_o water_n that_o direct_v its_o motion_n thitherward_o but_o this_o be_v a_o observation_n beyond_o my_o present_a scope_n the_o rest_n at_o least_o will_v be_v useful_a for_o the_o better_a understanding_n ourselves_o in_o our_o follow_a remark_n upon_o chapter_n the_o three_o the_o second_o remark_n in_o the_o beginning_n of_o this_o chapter_n the_o author_n seem_v to_o affirm_v that_o it_o belong_v to_o solid_a body_n as_o such_o to_o have_v a_o actual_a pressure_n or_o conatus_fw-la ad_fw-la motum_fw-la towards_o the_o centre_n of_o the_o earth_n but_o to_o fluid_n only_o as_o they_o be_v reducible_a to_o solid_n by_o be_v put_v into_o some_o vessel_n when_o as_o yet_o it_o be_v evident_a that_o some_o fluid_a body_n have_v a_o strong_a pressure_n towards_o the_o centre_n of_o the_o earth_n than_o many_o solid_a body_n thus_o bulk_n for_o bulk_n water_n press_v more_o strong_o towards_o the_o centre_n than_o most_o kind_n of_o wood_n and_o quicksilver_n than_o most_o kind_a of_o metal_n whence_o it_o be_v plain_a that_o gravity_n be_v not_o to_o be_v esteem_v from_o the_o fixedness_n of_o part_n but_o from_o the_o solidity_n of_o the_o particle_n which_o that_o principle_n that_o order_v matter_n range_v according_o remark_n the_o three_o that_o also_o i_o conceive_v be_v a_o mistake_n in_o that_o he_o say_v p._n 15._o l._n 3._o that_o though_o solid_a body_n do_v actual_o gravitate_fw-la yet_o the_o part_n thereof_o do_v not_o gravitate_fw-la one_o upon_o another_o because_o mutual_o and_o mechanical_o sustain_v one_o by_o another_o and_o in_o a_o state_n
of_o continuity_n for_o first_o the_o continuity_n and_o fixedness_n of_o solid_a dody_n in_o nature_n be_v not_o mechanical_a but_o per_fw-la 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d and_o then_o that_o the_o part_n do_v not_o gravitate_fw-la one_o upon_o another_o be_v not_o from_o their_o continuity_n but_o homogeneity_n or_o equal_a solidity_n of_o particle_n rather_o whence_o it_o be_v that_o in_o fluid_n of_o a_o homogeneal_a nature_n the_o part_n do_v not_o gravitate_fw-la one_o on_o another_o but_o in_o solid_a body_n and_o continue_a if_o one_o side_n be_v pumiceous_a suppose_n and_o the_o other_o metalline_a the_o metalline_a will_n gravitate_fw-la on_o the_o pumiceous_a or_o spongy_a side_n upon_o chapter_n the_o four_o in_o this_o chapter_n and_o in_o the_o eight_o be_v lay_v down_o the_o two_o main_a principle_n which_o seem_v to_o be_v intend_v against_o the_o force_n of_o my_o demonstration_n in_o my_o enchiridium_fw-la metaphysicum_fw-la in_o which_o i_o so_o much_o exult_v cap._n 13._o sect._n 4._o both_o which_o therefore_o i_o shall_v more_o careful_o examine_v the_o principle_n in_o this_o chapter_n aim_v at_o be_v that_o in_o liquid_a body_n suppose_v in_o water_n that_o a_o whole_a column_n of_o water_n from_o the_o subject_v body_n to_o the_o surface_n of_o the_o water_n do_v not_o gravitate_fw-la but_o only_o a_o cap_n or_o cone_n of_o it_o at_o a_o little_a distance_n from_o the_o subject_v body_n whence_o it_o may_v seem_v hopeful_a that_o my_o lamina_fw-la lignea_fw-la in_o a_o bucket_n be_v press_v upon_o but_o by_o such_o a_o low_a cone_n and_o that_o the_o rest_n of_o the_o weight_n of_o the_o water_n discharge_v itself_o betwixt_o the_o side_n of_o the_o bucket_n and_o the_o lamina_fw-la may_v well_o raise_v it_o up_o etc._n etc._n but_o that_o this_o be_v only_o a_o witty_a fancy_n i_o hope_v i_o shall_v make_v appear_v from_o these_o follow_a remark_n remark_n the_o four_o that_o the_o residue_n of_o the_o pyramid_n p._n 23._o l._n 13._o will_v stand_v without_o any_o gravitation_n upon_o the_o cavity_n leave_v by_o the_o subside_v of_o those_o sixteen_o stone_n and_o those_o that_o be_v mere_o support_v on_o they_o can_v be_v no_o argument_n that_o only_o a_o cone_n or_o cap_n of_o water_n gravitates_fw-la on_o the_o round_a lamina_fw-la lignea_fw-la both_o because_o the_o lamina_fw-la lignea_fw-la do_v not_o subside_o from_o the_o rest_n of_o the_o column_n of_o water_n above_o it_o but_o bear_v against_o it_o and_o also_o because_o if_o it_o shall_v be_v imagine_v a_o little_a to_o subside_o the_o particle_n of_o water_n be_v flexible_a will_v still_o lean_v towards_o the_o subside_v cone_n and_o be_v so_o infinite_o small_a will_v certain_o tumble_v after_o it_o if_o the_o cone_n subside_v to_o any_o distance_n so_o unfit_a be_v this_o comparison_n though_o in_o other_o respect_v sufficient_o ingenious_a remark_n the_o five_o and_o whereas_o this_o learned_a author_n say_v p._n 24._o l._n 8._o that_o this_o instance_n of_o masonry_n which_o he_o have_v give_v in_o square_a stone_n will_v hold_v in_o small_a and_o more_o irregular_a body_n experience_n will_v prove_v they_o will_v not_o in_o those_o he_o instance_n in_o wheat_n sand_n and_o hailshot_a for_o if_o there_o be_v a_o hole_n make_v at_o the_o bottom_n that_o that_o cap_n he_o imagine_v may_v real_o subside_o and_o be_v take_v away_o the_o expect_a arch_n in_o each_o experiment_n will_v prove_v ill_o build_v by_o their_o sudden_a tumble_v to_o the_o ground_n nor_o will_v the_o eggshell_n and_o its_o little_a cap_n or_o cone_n of_o wheat_n stand_v as_o under_o a_o arch_n support_v by_o the_o rest_n of_o the_o grain_n in_o the_o whole_a heap_n as_o he_o affirm_v p._n 26._o l._n 6._o and_o therefore_o that_o the_o eggshell_n escape_v so_o well_o be_v to_o be_v refer_v to_o some_o other_o cause_n as_o for_o that_o lateral_a pressure_n per_fw-la declive_a which_o may_v refract_v the_o perpendicular_a gravitation_n of_o the_o grain_n of_o wheat_n i_o shall_v examine_v that_o conceit_n in_o its_o 28._o due_a place_n remark_n the_o six_o that_o the_o sand_n remain_v suspend_v in_o the_o body_n of_o the_o cylinder_n be_v to_o be_v attribute_v to_o the_o weight_n of_o lead_n that_o have_v cram_v the_o sand_n together_o that_o especial_o towards_o the_o top_n next_o to_o which_o it_o be_v that_o it_o stick_v by_o renitence_n of_o its_o irregular_a part_n one_o against_o another_o p._n 27._o l._n penult_n but_o what_o be_v this_o to_o the_o nature_n of_o water_n where_o all_o be_v so_o infinite_o glib_a and_o passable_a one_o particle_n by_o another_o not_o the_o least_o show_n of_o stuff_v and_o cram_v a_o man_n may_v make_v a_o pair_n of_o pincers_n that_o set_v into_o a_o bed_n of_o sand_n though_o the_o pincers_n be_v open_a above_o and_o beneath_o and_o tube-like_a which_o will_v pull_v up_o more_o sand_n than_o stick_v in_o this_o tube_n and_o it_o be_v all_o one_o whether_o the_o sand_n be_v pinch_v by_o such_o pincers_n or_o be_v pinch_v by_o cram_v into_o such_o a_o tube_n that_o be_v all_o the_o mystery_n of_o masonry_n that_o i_o can_v discern_v in_o this_o experiment_n remark_n the_o seven_o but_o that_o there_o be_v not_o any_o such_o mechanical_a incumbency_n of_o the_o particle_n of_o the_o sand_n as_o leave_v the_o eggshell_n as_o it_o be_v under_o a_o arch_n so_o that_o from_o thence_o it_o be_v that_o only_o a_o small_a cap_n or_o cone_n of_o sand_n gravitate_v upon_o it_o seem_v to_o i_o to_o be_v manifest_a in_o that_o if_o there_o be_v a_o hole_n make_v of_o the_o same_o diameter_n with_o the_o eggshell_n and_o the_o eggshell_n take_v away_o not_o only_o the_o cap_n of_o sand_n but_o the_o arch_n will_v come_v tumble_v down_o to_o the_o ground_n and_o therefore_o that_o the_o eggshell_n be_v not_o damnify_v must_v proceed_v from_o some_o other_o cause_n the_o sand_n about_o the_o side_n apparent_o protect_v it_o from_o the_o weight_n of_o the_o lead_n remark_n the_o eight_o that_o the_o lateral_a direction_n in_o the_o part_n of_o sand_n or_o such_o like_a body_n p._n 29._o l._n 3._o shall_v refract_v the_o perpendicular_a gravitation_n when_o as_o itself_o be_v but_o a_o lateral_a gravitation_n or_o a_o hinder_v perpendicular_a direction_n in_o a_o tube_n suppose_v or_o vessel_n may_v just_o be_v question_v for_o the_o particle_n once_o check_v by_o the_o side_n of_o the_o tube_n or_o vessel_n in_o all_o likelihood_n spend_v then_o all_o their_o direction_n downward_o or_o may_v be_v reflect_v more_o dangerous_o from_o the_o side_n to_o the_o hazard_n of_o the_o eggshell_n if_o the_o reason_n of_o thing_n lay_v this_o way_n remark_n the_o nine_o that_o the_o non-gravitation_a of_o the_o small_a body_n p._n 31._o l._n 3._o of_o sand_n gravel_n and_o shot_n do_v not_o sufficient_o prepare_v our_o mind_n to_o apprehend_v one_o of_o the_o reason_n of_o non-gravitation_a of_o fluids_n be_v manifest_a from_o that_o so_o often_o inculcate_v instance_n of_o the_o tumble_v down_o of_o the_o arch_n at_o the_o real_a removal_n of_o the_o cone_n or_o cap_n with_o the_o body_n subject_v and_o a_o hole_n make_v of_o equal_a bigness_n on_o a_o upper_a flore_fw-la or_o table_n beside_o though_o in_o such_o gross_a particle_n as_o sand_n and_o wheat_n and_o shot_n one_o part_n may_v help_v a_o little_a to_o sustain_v another_o yet_o as_o in_o a_o tube_n of_o physical_a monad_n if_o they_o be_v imagine_v heavy_a this_o will_v not_o at_o all_o be_v so_o in_o water_n who_o part_n be_v so_o infinite_o little_a in_o comparison_n of_o shot_n wheat_n or_o sand_n this_o masonry_n of_o part_n lean_v upon_o part_n will_v have_v no_o effect_n at_o all_o three_o if_o there_o be_v any_o such_o masonry_n in_o the_o lie_n of_o the_o part_n of_o water_n as_o may_v answer_v some_o way_n to_o the_o figure_n p._n 21._o all_o that_o artifice_n will_v be_v spoil_v in_o boil_a water_n or_o in_o water_n jumble_v in_o which_o notwithstanding_o there_o be_v as_o little_a gravitation_n of_o the_o part_n as_o in_o that_o which_o be_v quiet_a four_o and_o last_o suppose_v there_o be_v this_o masonry_n in_o water_n this_o will_v not_o destroy_v the_o firmness_n of_o my_o demonstration_n from_o the_o round_a board_n at_o the_o bottom_n of_o the_o bucket_n since_o the_o diameter_n of_o the_o bottom_n of_o the_o bucket_n may_v bear_v such_o a_o proportion_n to_o the_o altitude_n of_o the_o bucket_n and_o so_o little_a distance_n leave_v betwixt_o the_o round_a board_n and_o the_o side_n of_o the_o bucket_n that_o there_o will_v be_v a_o great_a horizontal_n section_n of_o the_o cone_n in_o the_o air_n above_o the_o bucket_n or_o surface_n of_o water_n in_o it_o whence_o the_o residue_n of_o this_o suppose_a hollow_a arch_n impendent_a on_o the_o residue_n of_o the_o cone_n must_v needs_o fall_v to_o it_o
any_o order_n but_o what_o they_o perpetual_o slip_v from_o and_o how_o perfect_o they_o be_v disintangled_n one_o from_o another_o and_o slippery_a be_v manifest_a to_o our_o very_a sense_n as_o i_o note_v 15._o before_o remark_n the_o eighteen_o he_o suppose_v p._n 54._o l._n 6._o that_o the_o union_n of_o the_o part_n of_o water_n be_v much_o more_o close_a than_o that_o of_o the_o monad_n of_o callice-sand_n because_o the_o water_n be_v quid_fw-la continuum_fw-la though_o fluidum_fw-la but_o i_o have_v 15._o offer_v reason_n that_o i_o hope_v be_v sufficient_a to_o evince_v that_o it_o be_v not_o quid_fw-la continuum_fw-la but_o contiguum_fw-la and_o i_o far_o add_v that_o the_o part_n of_o sand_n be_v cram_v so_o hard_o together_o and_o at_o rest_n come_v near_o to_o the_o nature_n of_o continuity_n than_o where_o the_o part_n be_v in_o motion_n and_o come_v close_o together_o as_o it_o be_v in_o water_n remark_n the_o nineteen_o the_o learned_a author_n p._n 57_o l._n 3._o do_v acknowledge_v that_o in_o a_o bucket_n of_o water_n with_o a_o rundle_n at_o the_o bottom_n if_o the_o bottom_n have_v a_o hole_n in_o it_o the_o whole_a column_n of_o water_n will_n gravitate_fw-la on_o the_o rundle_n and_o not_o only_o a_o cap_n or_o cone_n here_o i_o demand_v how_o this_o hole_n at_o the_o bottom_n of_o the_o vessel_n under_o the_o rundle_n the_o water_n not_o run_v out_o can_v concern_v the_o suppose_a arch_n and_o cause_v a_o whole_a cylinder_n of_o gravitation_n on_o the_o rundle_n if_o there_o be_v this_o masonry_n in_o this_o phaenomenon_n and_o it_o be_v not_o to_o be_v salve_v by_o another_o principle_n remark_n the_o twenty_o again_o upon_o what_o occurr_n l._n 12._o that_o the_o water_n will_v undermine_v a_o light_a body_n than_o the_o like_a quantity_n of_o water_n commensurable_a to_o its_o bulk_n i_o will_v propound_v this_o experiment_n suppose_v the_o bucket_n with_o a_o hole_n at_o the_o bottom_n as_o before_o and_o that_o heavier-wood-rundle_n almost_o equal_a to_o the_o bottom_n of_o the_o bucket_n place_v on_o it_o and_o then_o a_o lighter-wood-rundle_n of_o equal_a diameter_n with_o the_o heavy_a place_v on_o it_o whether_o the_o whole_a cylinder_n of_o water_n do_v not_o press_v on_o these_o rundle_n and_o not_o a_o cap_n only_o and_o whether_o notwithstanding_o the_o upper_a rundle_n will_v not_o ascend_v which_o be_v a_o sign_n that_o its_o ascend_a at_o other_o time_n be_v not_o to_o be_v impute_v to_o the_o architecture_n of_o the_o arch_n so_o ingenious_o excogitated_a by_o this_o learned_a author_n but_o i_o will_v appeal_v to_o one_o experiment_n more_o which_o will_v take_v away_o both_o these_o two_o mechanical_a account_n at_o once_o that_o of_o continuity_n and_o this_o of_o architecture_n and_o the_o experiment_n be_v this_o let_v there_o be_v a_o bucket_n who_o concavity_n be_v perfect_o cylindraceous_a and_o the_o diameter_n of_o the_o bottom_n 63_o part_n let_v there_o be_v another_o cylindraceous_a vessel_n who_o internal_a diameter_n shall_v be_v 61_o part_n external_a 62_o let_v there_o be_v at_o the_o bottom_n of_o this_o vessel_n 4_o little_a equidistant_a hole_n in_o the_o side_n sloop_v inward_o so_o as_o to_o come_v just_a to_o the_o bottom_n that_o the_o water_n may_v no_o otherwise_o go_v out_o than_o just_a from_o the_o bottom_n upward_o nor_o ascend_v at_o all_o but_o by_o press_v to_o the_o bottom_n first_o put_v this_o vessel_n into_o a_o bucket_n to_o the_o bottom_n thereof_o and_o hold_v it_o there_o so_o as_o that_o the_o top_n of_o the_o vessel_n shall_v be_v equal_a to_o the_o top_n of_o the_o bucket_n then_o pour_v in_o water_n till_o they_o be_v full_a to_o their_o brim_n then_o take_v away_o your_o hand_n that_o hold_v the_o vessel_n to_o the_o bottom_n of_o the_o bucket_n the_o vessel_n in_o the_o bucket_n will_v rise_v up_o high_a and_o high_o till_o there_o be_v no_o more_o thereof_o immerse_v in_o water_n than_o be_v equal_a to_o such_o a_o mole_n of_o water_n as_o be_v equal_a to_o the_o whole_a vessel_n in_o weight_n the_o weight_n of_o the_o water_n on_o the_o bottom_n of_o this_o vessel_n be_v near_o upon_o thirty_o time_n more_o than_o the_o water_n betwixt_o this_o vessel_n and_o the_o side_n of_o the_o bucket_n which_o shall_v undermine_v it_o and_o yet_o the_o vessel_n rise_v of_o which_o no_o account_n can_v be_v give_v neither_o from_o the_o continuity_n of_o the_o water_n for_o the_o water_n in_o the_o vessel_n be_v not_o continue_v with_o the_o exterior_a water_n in_o the_o bucket_n but_o be_v only_o contiguous_a to_o the_o side_n of_o the_o vessel_n nor_o from_o that_o masonry_n of_o a_o arch_n upon_o the_o rundle_n or_o bottom_n of_o the_o vessel_n for_o the_o whole_a mole_n of_o the_o water_n in_o the_o vessel_n do_v as_o much_o entire_o press_v on_o the_o bottom_n of_o the_o vessel_n as_o the_o whole_a mole_n of_o water_n in_o any_o bucket_n do_v upon_o the_o bottom_n thereof_o so_o whole_o ineffectual_a be_v these_o mechanical_a invention_n of_o continuity_n and_o the_o arch_n or_o cone_n on_o the_o subject_v body_n in_o water_n for_o solve_v the_o non-gravitation_a thereof_o we_o shall_v now_o examine_v the_o natural_a account_n upon_o chapter_n the_o eight_o i_o observe_v that_o the_o author_n p._n 58._o l._n 13._o lay_v the_o main_a stress_n of_o all_o upon_o this_o natural_a account_n of_o the_o non-gravitation_a of_o water_n either_o upon_o its_o inferior_a part_n or_o any_o subject_v body_n heavy_a or_o equal_a in_o weight_n to_o the_o like_a bulk_n of_o water_n for_o this_o say_v he_o i_o take_v to_o be_v the_o true_a natural_a specifical_a reason_n of_o the_o non-gravitation_a of_o fluids_n though_o the_o mechanical_a reason_n before_o give_v be_v not_o whole_o useless_a but_o contribute_v its_o part_n to_o it_o we_o will_v therefore_o be_v more_o diligent_a in_o examine_v this_o natural_a account_n remark_n the_o twenty_o first_o and_o for_o the_o better_o procedure_v in_o this_o business_n upon_o his_o mention_v the_o intrinsical_a heaviness_n of_o a_o body_n p._n 59_o l._n 16._o we_o be_v here_o to_o remember_v what_o we_o be_v i_o think_v agree_v upon_o in_o my_o first_o remark_n part_v the_o first_o and_o the_o second_o that_o heaviness_n or_o gravity_n in_o a_o body_n be_v nothing_o but_o its_o mobility_n nor_o gravitation_n but_o its_o motion_n or_o actual_a nisus_n ad_fw-la motum_fw-la and_o that_o that_o notion_n of_o gravity_n in_o the_o school_n be_v but_o idolum_fw-la fori_fw-la that_o mobility_n and_o motion_n upward_o be_v as_o intrinsical_v to_o a_o body_n as_o mobility_n and_o motion_n downward_o that_o there_o be_v no_o motion_n nor_o nisus_n ad_fw-la motum_fw-la discernible_a in_o water_n to_o any_o term_n but_o when_o it_o be_v misplace_v so_o that_o all_o such_o motion_n be_v only_o upon_o occasion_n in_o it_o and_o therefore_o when_o water_n ascend_v in_o a_o tube_n in_o such_o sort_n as_o be_v describe_v remark_n 1._o part_n 4._o that_o mobility_n and_o motion_n upward_o be_v as_o intrinsical_v to_o the_o water_n as_o its_o nisus_n downward_o for_o that_o nisus_n downward_o be_v not_o but_o pro_fw-la re_fw-la nata_fw-la when_o it_o be_v misplace_v these_o thing_n i_o hope_v will_v not_o be_v stick_v at_o if_o we_o have_v but_o recourse_n to_o my_o first_o remark_n and_o the_o part_n thereof_o remark_n the_o twenty_o second_o this_o natural_a account_n of_o the_o non-gravitation_a of_o fluids_n which_o the_o author_n lay_v so_o much_o stress_n upon_o be_v this_o p._n 62._o l._n 5._o that_o they_o have_v several_a line_n of_o their_o direction_n of_o gravitation_n that_o be_v of_o their_o motion_n by_o remark_n the_o first_o and_o therefore_o necessary_o one_o must_v be_v refract_v impede_v and_o abate_v by_o the_o other_o and_o consequent_o the_o direction_n of_o its_o perpendicular_a or_o lateral_a gravitation_n or_o motion_n downward_o be_v correct_v or_o very_o near_o whole_o suspend_v by_o the_o other_o tendency_n or_o direction_n of_o its_o motion_n this_o be_v the_o learned_a author_n natural_a account_n of_o the_o non-gravitation_a of_o the_o part_n of_o water_n upon_o water_n etc._n etc._n remark_n the_o twenty_o three_o the_o learned_a author_n bring_v in_o again_o p._n 63._o l._n 5._o the_o notion_n and_o distinction_n of_o the_o terminal_a motion_n or_o tendency_n of_o water_n as_o it_o be_v a_o heavy_a body_n which_o be_v perpendicular_a towards_o the_o earth_n which_o he_o call_v the_o primitive_a conatus_fw-la of_o all_o heavy_a body_n and_o the_o effect_n of_o their_o intrinsic_a gravity_n and_o the_o other_o motion_n and_o direction_n as_o it_o be_v a_o fluid_a body_n this_o distinction_n he_o repeat_v again_o p._n 68_o l._n penult_n which_o language_n if_o we_o will_v uncipher_v according_a to_o our_o agreement_n in_o my_o first_o remark_n the_o sense_n be_v this_o that_o water_n as_o it_o
be_v a_o body_n movable_n downward_o or_o have_v a_o intrinsic_a mobility_n downward_o have_v its_o direction_n towards_o the_o earth_n but_o here_o i_o demand_v if_o the_o mobility_n of_o water_n upward_o be_v not_o as_o intrinsic_a to_o it_o as_o downward_o and_o the_o one_o conatus_fw-la as_o primitive_a as_o the_o other_o since_o they_o be_v both_o only_a ex_fw-la data_fw-la occasione_n by_o the_o water_n be_v misplace_v for_o where_o the_o water_n be_v right_o place_v it_o have_v no_o terminate_v motion_n at_o all_o and_o therefore_o all_o the_o direction_n of_o motion_n in_o water_n as_o to_o primitiveness_n or_o intresecalness_n be_v of_o the_o same_o kind_n and_o it_o have_v as_o all_o other_o body_n have_v a_o mobility_n every_o way_n but_o their_o actual_a nisus_fw-la or_o motus_fw-la be_v pro_fw-la re_fw-la nata_fw-la remark_n the_o twenty_o four_o and_o the_o learned_a author_n from_o p._n 63._o to_o p._n 66._o have_v abundant_o well_o prove_v this_o mobility_n of_o water_n or_o its_o part_n that_o datâ_fw-la occasione_n it_o will_v be_v move_v upward_o downward_o horizontal_o oblique_o and_o indeed_o every_o way_n and_o that_o to_o opposite_a term_n in_o the_o very_a same_o line_n that_o be_v that_o this_o may_v be_v cause_v at_o several_a time_n and_o upon_o several_a occasion_n but_o that_o water_n have_v all_o these_o tendency_n or_o pressure_n at_o once_o that_o his_o experiment_n will_v no_o way_n reach_v to_o this_o i_o think_v will_v plain_o appear_v to_o any_o one_o that_o consider_v well_o my_o first_o remark_n part_v 3._o 4._o and_o 5._o remark_n the_o twenty_o five_o in_o his_o description_n of_o this_o his_o natural_a account_n remark_n 22._o he_o declare_v that_o by_o the_o many_o other_o direction_n and_o tendency_n in_o a_o fluid_a body_n the_o perpendicular_a be_v very_o near_o whole_o suspend_v but_o here_o p._n 68_o l._n 27._o that_o â—t_a possible_o may_v be_v that_o the_o line_n of_o direction_n in_o a_o perpendicular_a descent_n may_v be_v considerable_o strong_a and_o more_o efficacious_a and_o consequent_o the_o gravitation_n strong_a because_o there_o contribute_v to_o that_o motion_n not_o only_o the_o nature_n of_o water_n as_o a_o fluid_a body_n but_o also_o as_o a_o heavy_a body_n but_o beside_o what_o i_o have_v 14._o above_o note_v that_o the_o distinction_n betwixt_o a_o heavy_a body_n and_o a_o fluid_a where_o one_o and_o the_o same_o body_n be_v both_o heavy_a and_o fluid_a at_o once_o be_v not_o so_o congruous_a and_o that_o there_o be_v 10._o no_o such_o primitive_a gravity_n or_o gravitation_n distinguishable_a from_o the_o mobility_n and_o actual_a motion_n or_o tendency_n of_o any_o body_n downward_o admit_v this_o intrinsic_a gravity_n or_o gravitation_n over_o and_o above_o to_o the_o mobility_n and_o motion_n of_o the_o water_n downward_o yet_o see_v the_o mobility_n and_o motion_n of_o the_o water_n upward_o be_v as_o urgent_a and_o nimble_a as_o that_o downward_o they_o do_v one_o utter_o defeat_v another_o and_o for_o all_o these_o the_o water_n retain_v its_o intrinsic_a gravitation_n still_o so_o that_o this_o invention_n seem_v utter_o useless_a and_o the_o part_n of_o water_n will_v press_v upon_o one_o another_o notwithstanding_o this_o hypothesis_n but_o if_o this_o intrinsic_a gravity_n be_v a_o mistake_n of_o the_o school_n as_o i_o doubt_v not_o but_o that_o it_o be_v than_o that_o inconvenience_n will_v return_v which_o i_o mention_v in_o my_o first_o remark_n part_v 5._o that_o a_o bucket_n of_o water_n will_v have_v no_o more_o heaviness_n in_o it_o than_o if_o it_o have_v no_o water_n in_o it_o which_o be_v contrary_a to_o experience_n which_o be_v plain_a indication_n of_o the_o invalidity_n of_o this_o natural_a account_n remark_n the_o twenty_o six_o he_o say_v notwithstanding_o p._n 70._o l._n 9_o that_o if_o the_o line_n of_o the_o perpendicular_a descent_n of_o the_o fluid_a be_v compare_v with_o all_o those_o various_a and_o many_o line_n of_o its_o direction_n etc._n etc._n that_o the_o perpendicular_a motion_n of_o its_o gravitation_n as_o a_o heavy_a body_n will_v be_v near_o altogether_o abate_v but_o it_o be_v to_o be_v observe_v that_o take_v all_o those_o various_a motion_n in_o whereby_o it_o may_v seem_v hopeful_a that_o the_o intrinsic_a gravitation_n will_v be_v abate_v they_o will_v yet_o contribute_v nothing_o thereto_o because_o there_o be_v no_o tendency_n in_o any_o one_o line_n of_o they_o but_o there_o be_v a_o equal_a contertendency_n in_o the_o same_o so_o that_o their_o force_n be_v every_o way_n utter_o defeat_v as_o i_o note_v of_o the_o perpendicular_o before_o remark_n the_o twenty_o seven_o what_o he_o be_v observe_v to_o say_v in_o the_o former_a remark_n he_o far_o illustrate_v and_o confirm_v p._n 71._o l._n 13._o by_o a_o like_a instance_n of_o calais_n sand_n where_o he_o suppose_v their_o perpendicular_a gravitation_n so_o huge_o abate_v by_o their_o motion_n per_fw-la declive_a and_o repeat_v the_o advantage_n water_n have_v above_o the_o callice-sand_n because_o the_o part_n of_o water_n be_v conjoin_v in_o one_o continuum_fw-la but_o that_o it_o be_v quite_o contrary_a i_o have_v 15._o above_o prove_v concern_v the_o continuity_n as_o 11._o also_o in_o that_o kind_n of_o perpendicular_a gravitation_n which_o be_v not_o pro_fw-la re_fw-mi nata_fw-la but_o intrinsic_a but_o we_o will_v here_o far_o add_v that_o if_o there_o be_v any_o such_o thing_n as_o intrinsic_a gravity_n every_o upper_a part_n will_v press_v on_o the_o low_a and_o the_o great_a pressure_n will_v be_v at_o the_o low_a the_o least_o at_o top_n so_o little_a service_n do_v this_o conceit_n of_o continuity_n and_o every_o grain_n of_o sand_n where_o ever_o site_v will_v add_v summum_fw-la virium_fw-la thrust_v downward_o remark_n the_o twenty_o eight_o but_o that_o they_o do_v not_o thrust_v so_o peremptory_o downward_o he_o say_v p._n 72._o l._n 10._o the_o cause_n be_v apparent_o beyond_o all_o contradiction_n that_o the_o accidental_a tendency_n of_o the_o sand_n per_fw-mi declive_a do_v break_v the_o perpendicular_a gravitation_n so_o that_o it_o do_v not_o gravitate_fw-la upon_o the_o most_o fragil_n subject_v body_n in_o its_o full_a weight_n that_o this_o be_v no_o such_o apparent_a cause_n beside_o what_o we_o have_v note_v 8._o above_o that_o in_o the_o forego_n remark_n do_v further_a confirm_v if_o there_o be_v any_o such_o thing_n as_o intrinsic_a gravity_n and_o though_o the_o sand_n tumble_v per_fw-la declive_a it_o do_v not_o at_o all_o follow_v when_o they_o be_v stop_v and_o rest_n that_o they_o press_v per_fw-la declive_a but_o downward_o that_o a_o animal_n therefore_o be_v not_o damnify_v under_o a_o high_a heap_n of_o sand_n may_v have_v some_o such_o reason_n as_o the_o suspension_n of_o fluids_n remark_n the_o twenty_o nine_o touch_v the_o further_a explication_n and_o enforcement_n of_o this_o natural_a account_n of_o the_o non-gravitation_a of_o the_o part_n of_o fluid_n in_o a_o cubick_a foot_n of_o water_n which_o he_o suppose_v just_a twelve_o pound_n weight_n perpendicular_a p._n 73._o l._n 3._o and_o that_o it_o be_v the_o common_a stock_n of_o all_o its_o pressure_n p._n 74._o l._n 2._o to_o be_v distribute_v as_o from_o one_o common_a cistern_n through_o so_o many_o pipe_n l._n 6._o to_o serve_v all_o those_o gravitation_n or_o conatus_fw-la ad_fw-la motum_fw-la for_o it_o have_v not_o above_o twelve_o pound_n intrinsic_a weight_n to_o serve_v all_o these_o conatus_fw-la or_o gravitation_n here_o methinks_v it_o be_v most_o apparent_o deprehensible_a that_o where_o there_o be_v acknowledge_v to_o be_v no_o other_o stock_n of_o intrinsic_a weight_n but_o this_o twelve_o pound_n to_o be_v derive_v to_o those_o multifarious_a actual_a gravitation_n horizontal_n oblique_a and_o direct_o upward_a and_o yet_o the_o virtue_n of_o this_o twelve_o pound_n perpendicular_a ponderancy_n be_v feel_v entire_a still_o that_o all_o the_o other_o actual_a gravitation_n be_v mere_a imagination_n of_o a_o curious_a mind_n and_o no_o real_a effect_n in_o nature_n remark_n the_o thirty_o indeed_o the_o learned_a author_n seem_v aware_a of_o this_o difficulty_n and_o propound_v it_o as_o such_o p._n 76._o l._n 3._o but_o i_o must_v confess_v i_o understand_v not_o the_o force_n of_o his_o answer_n though_o he_o say_v it_o be_v plain_a for_o he_o say_v the_o water_n in_o the_o bucket_n be_v as_o fluid_v a_o body_n as_o so_o much_o water_n in_o the_o ocean_n but_o the_o bucket_n of_o water_n be_v as_o one_o solid_a body_n the_o bucket_n of_o water_n be_v the_o water_n in_o the_o bucket_n which_o can_v be_v fluid_a and_o solid_a at_o once_o it_o be_v a_o perfect_a repugnancy_n in_o nature_n it_o be_v therefore_o most_o certain_o a_o fluid_a body_n even_o in_o the_o bucket_n and_o will_v have_v all_o that_o belong_v to_o a_o fluid_a body_n as_o such_o all_o those_o several_a gravitation_n oblique_a horizontal_n and_o upward_o if_o
that_o the_o reason_n why_o a_o glass_n tube_n of_o oil_n immerse_v to_o such_o a_o depth_n into_o a_o vessel_n of_o water_n will_v some_o of_o it_o go_v out_o but_o immerse_v low_a it_o will_v stay_v in_o and_o if_o low_o will_v ascend_v in_o the_o tube_n etc._n etc._n be_v this_o because_o there_o be_v a_o great_a pressure_n or_o renitence_n in_o the_o last_o place_n than_o in_o the_o second_o and_o in_o the_o second_o than_o in_o the_o first_o and_o therefore_o less_o force_n be_v require_v to_o raise_v the_o superficies_n in_o this_o first_o case_n than_o in_o the_o second_o and_o in_o the_o second_o than_o in_o the_o three_o this_o be_v ingenious_a but_o there_o be_v this_o obstacle_n to_o the_o truth_n thereof_o for_o let_v the_o first_o place_n be_v a._n the_o second_o b._n the_o three_o c._n and_o let_v we_o consider_v that_o the_o oil_n go_v out_o at_o a._n the_o whole_a body_n of_o the_o water_n from_o a._n to_o the_o superficies_n be_v raise_v up_o at_o once_o and_o there_o appear_v no_o hillock_n of_o water_n above_o the_o oil_n at_o a._n on_o the_o superficies_n or_o on_o a_o vessel_n of_o oil_n above_o the_o water_n at_o a._n suppose_v water_n let_v into_o a_o vessel_n of_o oil_n after_o the_o same_o manner_n by_o a_o glass_n tube_n now_o beside_o that_o it_o be_v incredible_a that_o so_o little_a portion_n of_o water_n or_o oil_n effuse_v at_o a._n shall_v at_o all_o be_v able_a toraise_a the_o whole_a bulk_n of_o water_n or_o oil_n in_o the_o vessel_n from_o the_o whole_a superficies_n where_o a._n be_v though_o never_o so_o little_a towards_o the_o tomp_n of_o the_o vessel_n it_o be_v also_o further_o demonstrable_a that_o the_o increase_n of_o renitence_n or_o pressure_n of_o the_o water_n against_o its_o be_v raise_v high_a in_o b._n more_o than_o in_o a._n and_o in_o c._n more_o than_o in_o b._n be_v not_o the_o reason_n that_o the_o oil_n in_o the_o tube_n put_v in_o water_n or_o water_n in_o a_o tube_n put_v into_o oil_n do_v not_o go_v out_o at_o b._n and_o ascend_v at_o c._n for_o it_o will_v follow_v that_o a_o tube_n of_o oil_n put_v into_o a_o vessel_n of_o water_n of_o a_o far_o great_a diameter_n than_o before_o suppose_v twice_o as_o great_a and_o the_o tube_n again_o immerse_v to_o a._n that_o be_v to_o a_o equal_a depth_n as_o before_o the_o oil_n will_v not_o go_v out_o since_o the_o bulk_n of_o the_o water_n from_o a._n to_o the_o superficies_n be_v four_o time_n as_o big_a as_o it_o be_v before_o and_o therefore_o the_o renitence_n against_o be_v raise_v high_o shall_v nigh_o hand_n increase_v in_o proportion_n and_o yet_o the_o oil_n go_v out_o at_o a._n as_o before_o notwithstanding_o this_o imagine_a renitency_n whence_o it_o be_v plain_a it_o be_v not_o the_o force_n of_o effuse_a water_n in_o the_o oil_n or_o oil_n in_o the_o water_n that_o can_v raise_v the_o water_n or_o oil_n one_o atom_n breadth_n high_o but_o the_o prevent_a activity_n of_o that_o immaterial_a principle_n that_o dispose_v all_o the_o part_n of_o the_o liquor_n in_o the_o vessel_n orderly_a and_o at_o once_o there_o be_v no_o crowd_v nor_o press_v any_o way_n one_o part_n on_o another_o and_o that_o the_o pewter_n porringer_n full_a of_o hailshot_a weigh_v in_o water_n p._n 43._o l._n 23._o be_v find_v from_o the_o bottom_n to_o the_o top_n in_o a_o manner_n of_o equal_a weight_n be_v not_o because_o it_o force_v the_o superficies_n of_o the_o water_n no_o high_o in_o one_o position_n than_o another_o but_o because_o the_o water_n be_v no_o heavy_a at_o one_o depth_n than_o another_o that_o be_v be_v not_o heavy_a at_o all_o upon_o chapter_n the_o four_o remark_n the_o four_o p._n 50._o l._n 23._o in_o this_o page_n the_o learned_a author_n do_v in_o a_o manner_n acknowledge_v what_o i_o so_o diligent_o endeavour_v to_o prove_v in_o my_o first_o remark_n part_v 4._o for_o he_o compare_v the_o air_n to_o a_o vast_a net_n with_o small_a mash_n or_o interstitia_fw-la fit_v gradual_o with_o part_n more_o and_o more_o subtle_a wherein_o he_o judge_v right_a save_v that_o by_o the_o comparison_n of_o the_o net_n he_o will_v insinuate_v a_o continuity_n of_o the_o air_n which_o i_o have_v sufficient_o disprove_v remark_n 1._o part_n 3._o remark_n the_o five_o the_o compression_n of_o divers_a particle_n of_o the_o air_n say_v our_o author_n p._n 51._o l._n 13._o may_v render_v that_o compress_a body_n of_o air_n sensible_o heavy_a whence_o he_o infer_v that_o we_o may_v not_o whole_o exclude_v those_o particle_n from_o all_o kind_n of_o gravity_n before_o compression_n for_o no_o weighty_a body_n can_v arise_v from_o the_o coalition_n of_o such_o part_n as_o have_v no_o manner_n of_o gravity_n before_o the_o conclusion_n bear_v some_o show_n of_o concinnity_n with_o it_o but_o methinks_v the_o inference_n will_v be_v more_o safe_a if_o one_o shall_v argue_v from_o hence_o that_o there_o be_v no_o such_o thing_n as_o innate_a gravity_n since_o that_o which_o appear_v a_o light_a body_n before_o without_o add_v any_o real_a quality_n but_o by_o only_o thrust_v the_o part_n near_o together_o it_o get_v a_o motion_n downward_o which_o therefore_o imply_v that_o that_o motion_n be_v from_o some_o other_o substance_n not_o from_o the_o compress_a air_n itself_o and_o that_o fire_n if_o it_o can_v be_v compress_v will_v also_o tend_v downward_o as_o the_o matter_n thereof_o do_v tend_v downward_o plain_o in_o wood_n but_o the_o part_n of_o wood_n attenuate_v and_o agitate_a tend_v upward_o in_o the_o form_n of_o fire_n which_o be_v no_o obscure_a intimation_n that_o it_o be_v not_o any_o inward_a particular_a form_n or_o quality_n that_o be_v that_o which_o move_v thing_n upward_o or_o downward_o but_o a_o distinct_a immaterial_a principle_n that_o be_v the_o orderer_n and_o disposer_n of_o the_o matter_n of_o the_o universe_n according_a to_o the_o more_o or_o less_o solidity_n in_o its_o consistency_n remark_n the_o six_o he_o assert_n in_o this_o page_n 63._o as_o also_o p._n 51._o l._n 2._o that_o there_o be_v not_o that_o strict_a cohaesion_n of_o one_o part_n of_o water_n with_o another_o as_o with_o one_o part_n of_o air_n with_o another_o and_o yet_o as_o i_o have_v above_o note_v the_o air_n be_v dividable_a by_o the_o thread_n of_o a_o spinner_n hang_v on_o one_o hat_n how_o dividable_a then_o and_o separable_a be_v one_o part_n of_o water_n from_o another_o that_o be_v more_o easy_o disjungible_a than_o air_n itself_o and_o how_o unfit_a for_o such_o architecture_n of_o the_o imagine_a cone_n or_o cap_n in_o the_o former_a treatise_n remark_n the_o seven_o after_o a_o experiment_n make_v with_o a_o glasssiphon_a with_o quicksilver_n and_o water_n the_o long_a leg_n of_o the_o siphon_n be_v 32_o inch_n the_o short_a 8._o and_o the_o short_a leg_n have_v something_o a_o large_a diameter_n than_o the_o long_o which_o experiment_n be_v thus_o 1._o he_o fill_v the_o short_a leg_n with_o mercury_n till_o it_o run_v up_o as_o high_a in_o the_o long_o that_o be_v 8_o inch_n according_a to_o the_o law_n of_o fluids_n and_o stop_v the_o short_a with_o his_o finger_n fill_v the_o residue_n of_o the_o long_o with_o water_n whereupon_o the_o mercury_n in_o the_o long_a leg_n subside_v to_o two_o inch_n and_o a_o quarter_n 24_o inch_n of_o water_n drive_v it_o so_o far_o down_o though_o 28_o inch_n of_o water_n be_v the_o usual_a counterpoise_n to_o two_o inch_n of_o mercury_n 2_o have_v fill_v again_o the_o siphon_n with_o quicksilver_n as_o at_o first_o and_o immerse_v it_o into_o a_o tube_n of_o water_n 32_o inch_n high_a so_o that_o the_o column_n of_o water_n over_o the_o short_a leg_n be_v full_a 24_o inch_n yet_o those_o 24_o inch_n drive_v the_o mercury_n in_o the_o short_a leg_n but_o one_o inch_n down_o and_o raise_v it_o one_o inch_n in_o the_o long_o 3._o have_v pour_v water_n into_o the_o long_a leg_n of_o the_o siphon_n so_o that_o the_o mercury_n subside_v two_o inch_n and_o as_o much_o flow_v out_o at_o the_o short_a and_o then_o immerse_v again_o the_o siphon_n into_o the_o glass-vessel_n 32_o inch_n deep_o fill_v with_o water_n the_o mercury_n subside_v near_o a_o inch_n in_o the_o short_a leg_n and_o according_o impel_v the_o mercury_n into_o the_o long_a upon_o this_o experiment_n i_o say_v he_o make_v this_o observation_n p._n 67._o l._n 1._o that_o notwithstanding_o the_o advantage_n of_o the_o large_a diameter_n of_o the_o short_a leg_n the_o gravitation_n of_o the_o external_a water_n or_o any_o imaginary_a column_n thereof_o be_v not_o half_a so_o much_o as_o the_o gravitation_n of_o the_o cylinder_n of_o water_n include_v in_o the_o tube_n he_o mean_v the_o long_a leg_n of_o the_o siphon_n which_o i_o conceive_v to_o be_v a_o
let_v down_o that_o either_o the_o cork_n be_v drive_v in_o or_o the_o bottle_n break_v in_o piece_n the_o other_o two_o instance_n also_o the_o author_n mention_n in_o this_o page_n tend_v to_o the_o same_o purpose_n i_o mean_v those_o of_o oil_n drive_v water_n upward_o and_o water_n quicksilver_n of_o which_o he_o declare_v p._n 96._o 1._o thus_o for_o in_o these_o instance_n though_o the_o immediate_a contiguity_n be_v of_o the_o heavy_a body_n to_o the_o light_a as_o oil_n to_o water_n and_o water_n to_o mercury_n yet_o the_o air_n be_v behind_o the_o mercury_n in_o the_o long_a leg_n of_o the_o siphon_n and_o behind_o the_o water_n in_o the_o tube_n the_o water_n in_o the_o one_o case_n and_o the_o oil_n in_o the_o other_o do_v in_o truth_n gravitate_fw-la upon_o the_o air_n mediate_o and_o effective_o rather_o than_o upon_o the_o immediate_a heavy_a fluid_n which_o will_v plain_o be_v a_o gravitation_n upward_o and_o therefore_o the_o more_o harsh_a phrase_n and_o sense_n but_o 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superficies_n of_o the_o water_n in_o the_o vessel_n will_v run_v down_o till_o '_o it_o be_v no_o high_o than_o the_o say_a superficies_n namely_o because_o if_o it_o obtain_v never_o so_o little_o more_o height_n in_o the_o pipe_n than_o in_o the_o vessel_n it_o have_v a_o great_a force_n to_o press_v downward_o than_o the_o water_n in_o the_o vessel_n have_v strength_n to_o resist_v it_o this_o reason_n i_o conceive_v do_v not_o quite_o exhaust_v the_o difficulty_n for_o suppose_v this_o pipe_n of_o but_o a_o quarter_n of_o a_o inch_n diameter_n and_o a_o bucket_n of_o a_o foot_n and_o a_o half_a and_o deep_a a_o foot_n and_o the_o pipe_n 9_o inch_n and_o half_a a_o quarter_n long_o and_o 9_o inch_n thereof_o in_o the_o water_n so_o that_o there_o be_v but_o half_a a_o quarter_n of_o a_o inch_n of_o the_o water_n to_o press_v up_o by_o its_o force_n to_o some_o though_o very_o little_a height_n a_o mole_n of_o water_n of_o 9_o inch_n deep_a and_o a_o foot_n and_o a_o half_a diameter_n how_o be_v it_o possible_a that_o the_o force_n of_o intrinsic_a gravity_n of_o a_o cylinder_n of_o water_n but_o a_o quarter_n of_o a_o inch_n diameter_n and_o half_a a_o quarter_n of_o a_o inch_n altitude_n shall_v raise_v at_o all_o a_o cylinder_n of_o 18_o inch_n diameter_n and_o 9_o inch_n in_o altitude_n if_o some_o principle_n distinct_a from_o both_o do_v not_o assist_v for_o the_o one_o cylinder_n exceed_v the_o other_o above_o some_o hundred_o thousand_o time_n and_o yet_o the_o pressure_n of_o this_o little_o cylinder_n must_v raise_v the_o great_a one_o by_o its_o own_o force_n if_o there_o be_v no_o other_o principle_n to_o help_v nor_o penetration_n of_o dimension_n which_o be_v even_o as_o absurd_a as_o the_o other_o or_o if_o you_o take_v the_o 9_o inch_n of_o water_n more_o in_o the_o tube_n into_o your_o compute_v yet_o this_o add_v to_o the_o abovesaid_a cylinder_n of_o but_o half_a a_o quarter_n of_o a_o inch_n high_a will_v be_v above_o 5000_o time_n less_o than_o the_o exterior_a cylinder_n so_o big_a be_v the_o absurdity_n still_o remark_n the_o twelve_o the_o fall_v off_o and_o stick_v to_o of_o the_o obturaculum_fw-la in_o a_o tube_n with_o a_o valve_n according_a as_o the_o tube_n be_v less_o or_o more_o immerse_v in_o the_o water_n my_o reason_n of_o this_o phaenomenon_n give_v in_o my_o enchiridium_fw-la metaphysicum_fw-la cap._n 13._o sect_n 17._o this_o learned_a author_n say_v p._n 103._o he_o be_v as_o much_o dissatisfy_v with_o as_o with_o the_o reason_n of_o the_o excellent_a author_n of_o the_o hydrostatical_a paradox_n but_o he_o allege_v nothing_o against_o it_o but_o that_o it_o be_v a_o obscure_a solution_n when_o as_o yet_o this_o i_o think_v therein_o be_v very_o plain_a and_o intelligible_a that_o if_o there_o be_v what_o i_o declare_v quaedam_fw-la quasi_fw-la sursum_fw-la suctio_fw-la aëris_fw-la in_o tubo_fw-la contenti_fw-la &_o conformis_fw-la ac_fw-la contemporanea_fw-la aquae_fw-la compulsio_fw-la in_o obturaculum_fw-la gih_n etc._n etc._n that_o that_o be_v a_o very_a solid_a reason_n why_o the_o obturaculum_fw-la when_o this_o suction_n be_v strong_a enough_o which_o be_v when_o the_o tube_n be_v let_v down_o deep_a enough_o by_o a_o circle_n of_o motion_n or_o at_o least_o a_o joint_a compression_n of_o the_o water_n at_o the_o same_o time_n against_o it_o shall_v be_v keep_v up_o from_o fall_v for_o upon_o this_o abiturient_a state_n of_o the_o air_n it_o be_v more_o vigorous_a than_o that_o impulse_n that_o shall_v carry_v down_o the_o obturaculum_fw-la or_o rather_o that_o principle_n that_o move_v the_o matter_n be_v rapt_v into_o one_o consent_n of_o circular_a motion_n from_o the_o bottom_n of_o the_o air_n in_o the_o tube_n to_o the_o top_n and_o then_o down_o into_o the_o water_n till_o it_o reach_v the_o obturaculum_fw-la under_o the_o tube_n urge_v the_o water_n as_o if_o it_o will_v ascend_v up_o which_o it_o will_v do_v but_o for_o the_o obturaculum_fw-la in_o pursuit_n of_o the_o air_n so_o draw_v upward_o till_o it_o be_v even_o with_o the_o superficies_n of_o the_o water_n it_o be_v manifest_a that_o the_o obturaculum_fw-la upon_o that_o abituriency_n be_v drive_v upward_o and_o that_o the_o motion_n in_o order_n of_o nature_n be_v first_o there_o in_o the_o air_n of_o the_o tube_n for_o as_o much_o as_o if_o the_o abituriency_n of_o the_o air_n in_o the_o tube_n be_v stop_v with_o a_o man_n finger_n at_o a_o due_a nearness_n or_o by_o a_o movable_a embolus_fw-la the_o obturaculum_fw-la that_o at_o such_o a_o depth_n cleave_v close_o before_o to_o the_o valve_n will_v present_o fall_v down_o which_o be_v a_o plain_a demonstration_n that_o the_o rise_v of_o the_o motion_n of_o pressure_n against_o the_o obturaculum_fw-la be_v from_o the_o air_n in_o the_o tube_n first_o move_v according_a to_o that_o law_n of_o the_o principium_fw-la hylarchicum_n contain_v in_o my_o first_o hydrostatical_a axiom_n enchirid._n metaphys_n cap._n 13._o sect_n 10._o which_o cause_v this_o joint_a motion_n or_o pressure_n against_o the_o obturaculum_fw-la this_o can_v be_v obscure_a to_o any_o that_o acknowledge_v that_o a_o spirit_n endue_v with_o plastic_a life_n though_o devoid_a of_o understanding_n and_o it_o may_v be_v of_o any_o acute_a sense_n be_v able_a to_o move_v matter_n remark_n the_o thirteen_o and_o from_o what_o we_o have_v say_v in_o the_o forego_n remark_n it_o be_v evident_a i_o conceive_v that_o this_o learned_a author_n be_v out_o in_o the_o account_n of_o this_o phenomenon_n for_o p._n 110_o and_o iii_o he_o resolve_v the_o stick_v of_o the_o obturaculum_fw-la to_o the_o valve_n into_o the_o tube_n press_v up_o a_o portion_n of_o water_n of_o a_o great_a weight_n than_o it_o if_o the_o sucker_n say_v he_o which_o answer_v to_o that_o which_o i_o call_v the_o obturaculum_fw-la be_v draw_v up_o p._n 110._o l._n 12._o and_o then_o immerse_v so_o low_a that_o the_o portion_n of_o water_n impel_v up_o by_o the_o tube_n do_v exceed_v the_o weight_n of_o the_o sucker_n the_o sucker_n will_v be_v sustain_v by_o the_o pressure_n of_o the_o water_n upon_o it_o but_o if_o the_o weight_n of_o a_o mole_n of_o water_n say_v he_o commensurate_a to_o so_o much_o of_o the_o tube_n as_o be_v immerse_v in_o the_o water_n be_v less_o than_o the_o weight_n of_o the_o sucker_n the_o sucker_n by_o its_o own_o weight_n will_v subside_o that_o this_o reason_n be_v maim_n be_v apparent_a from_o hence_o that_o if_o the_o tube_n be_v let_v in_o so_o low_a that_o it_o raise_v a_o mole_n of_o water_n who_o weight_n be_v much_o great_a than_o the_o weight_n of_o the_o obturaculum_fw-la or_o sucker_n and_o that_o for_o the_o present_a the_o obturaculum_fw-la will_v stick_v to_o the_o valve_n yet_o if_o the_o tube_n be_v stop_v with_o one_o finger_n or_o rather_o by_o a_o movable_a
itself_o such_o as_o be_v ordinary_o suppose_v in_o a_o usual_a tube_n in_o the_o descent_n of_o the_o mercury_n to_o 29_o inch_n and_o that_o tough_a adhaesion_n and_o cohaesion_n of_o the_o particle_n thus_o extend_v for_o first_o as_o for_o the_o tension_n in_o a_o tube_n so_o oblique_o immit_v and_o leisurely_o raise_v to_o a_o perpendicular_a no_o man_n can_v rational_o imagine_v one_o inch_n of_o effluvia_fw-la either_o press_a or_o fridge_v out_o of_o the_o mercury_n by_o its_o descent_n and_o if_o there_o be_v and_o these_o take_v or_o let_v out_o by_o some_o artifice_n at_o every_o trial_n some_o 18_o trial_n will_v lessen_v the_o mercury_n 18_o such_o inch_n of_o the_o tube_n which_o will_v prove_v very_o sensible_a but_o though_o this_o be_v not_o there_o will_v in_o the_o mean_a time_n by_o this_o tension_n of_o one_o inch_n of_o matter_n into_o 18_o be_v seventeen_o inch_n penetration_n of_o solid_a matter_n and_o hard_a or_o else_o it_o will_v not_o be_v penetration_n and_o this_o by_o so_o small_a a_o force_n as_o the_o weight_n of_o a_o cylinder_n of_o mercury_n of_o no_o great_a diameter_n than_o will_v make_v it_o weigh_v one_o pound_n when-as_a the_o author_n himself_o acknowledge_v that_o a_o 100_o pound_n weight_n will_v not_o press_v water_n so_o as_o to_o make_v it_o yield_v at_o all_o and_o yet_o here_o upon_o the_o least_o gentle_a motion_n of_o the_o tube_n from_o a_o perpendicular_a to_o a_o incline_v posture_n and_o from_o a_o incline_v posture_n to_o a_o perpendicular_a there_o shall_v be_v more_o or_o less_o penetration_n of_o dimension_n as_o if_o that_o which_o wise_a and_o considerate_a philosopher_n have_v hold_v impossible_a be_v as_o easy_a as_o the_o run_v a_o hot_a bodkin_n into_o a_o pound_n of_o butter_n which_o methinks_v to_o any_o one_o that_o indifferent_o perpend_v the_o matter_n must_v seem_v a_o clear_a demonstration_n against_o this_o solution_n of_o the_o problem_n as_o i_o have_v already_o note_v in_o the_o six_o and_o seven_o part_n of_o my_o first_o remark_n and_o what_o i_o have_v there_o already_o write_v will_v save_v i_o the_o labour_n of_o any_o further_a enlarge_n myself_o in_o this_o point_n but_o now_o for_o that_o tough_a and_o peremptory_a adhaesion_n of_o this_o thin_a body_n in_o the_o tube_n to_o the_o top_n and_o side_n thereof_o and_o cohaesion_n of_o one_o part_n thereof_o to_o another_o and_o the_o low_a part_n to_o the_o high_a part_n of_o the_o quicksilver_n in_o the_o tube_n as_o if_o the_o top_n of_o the_o tube_n be_v instead_o of_o so_o many_o peg_n and_o the_o upper_a part_n of_o the_o quicksilver_n the_o bridge_n of_o the_o lute_n and_o the_o subtle_a matter_n betwixt_o under_o this_o actual_a tension_n so_o many_o lute-string_n in_o virtue_n whereof_o the_o column_n of_o mercury_n hang_v suspend_v as_o a_o weight_n this_o to_o i_o i_o must_v confess_v be_v unimaginable_a for_o first_o i_o can_v but_o conceive_v that_o if_o i_o can_v come_v to_o this_o thin_a matter_n which_o be_v thin_a than_o air_n itself_o i_o can_v cut_v through_o it_o with_o a_o spinner_n thread_n or_o by_o any_o other_o line_n subtle_a and_o weak_a than_o it_o nor_o can_v i_o imagine_v that_o that_o which_o can_v be_v so_o easy_o cut_v asunder_o hold_v so_o fast_o together_o as_o that_o it_o will_v sustain_v in_o this_o experiment_n one_o pound_n weight_n in_o some_o other_o it_o may_v be_v some_o hundred_o beside_o if_o every_o part_n hold_v together_o so_o tough_o no_o fly_n can_v move_v in_o it_o nor_o fly_n nor_o feather_n fall_v down_o from_o the_o top_n of_o the_o tube_n to_o the_o upper_a bafis_n of_o the_o mercurial_a cylinder_n which_o be_v against_o experience_n but_o they_o will_v hang_v like_o dust_n or_o fly_n on_o the_o web_n of_o spider_n or_o indeed_o the_o whole_a consistence_n of_o that_o subtle_a matter_n will_v be_v viscous_a or_o glutinous_a and_o so_o impassable_a to_o they_o to_o all_o which_o you_o may_v add_v if_o it_o have_v this_o strong_a retraction_n as_o a_o lutestring_n it_o take_v hold_v only_o on_o the_o upper_a part_n or_o surface_n as_o it_o be_v of_o the_o mercurial_a cylinder_n it_o will_v pluck_v up_o the_o bridg._n wherefore_o the_o mercurial_a cylinder_n be_v not_o hold_v up_o by_o suspension_n but_o by_o circumpulsion_n and_o gravitation_n upward_o if_o i_o may_v use_v the_o language_n of_o this_o author_n the_o air_n and_o quicksilver_n both_o gravitate_v against_o the_o thin_a subtle_a matter_n in_o the_o upper_a end_n of_o the_o tube_n through_o the_o mercury_n in_o the_o low_a end_n as_o the_o water_n do_v against_o the_o stopple_n of_o the_o valve_n in_o the_o 12._o abovementioned_a experiment_n that_o be_v there_o be_v a_o sistency_n of_o they_o in_o this_o order_n and_o libration_n by_o the_o hylostatick_a spirit_n of_o the_o universe_n which_o also_o direct_v the_o motion_n of_o heavy_a body_n downward_o of_o which_o this_o learned_a author_n do_v ingenious_o confess_v man_n have_v tire_v themselves_o in_o vain_a to_o find_v out_o any_o mechanical_a cause_n and_o i_o have_v in_o my_o enchiridium_fw-la metaphysicum_fw-la prove_v that_o it_o be_v contrary_a to_o the_o law_n of_o mechanic_n and_o he_o seem_v to_o resolve_v these_o thing_n into_o nature_n which_o be_v the_o principium_fw-la matûs_fw-la &_o quietis_fw-la as_o aristotle_n define_v and_o also_o declare_v of_o she_o that_o natura_fw-la nihil_fw-la agit_fw-fr srustra_fw-la whereby_o but_o that_o his_o word_n have_v stick_v in_o his_o tooth_n and_o he_o have_v not_o speak_v out_o aristotle_n acknowledge_v what_o i_o contend_v for_o a_o spirit_n of_o nature_n or_o hylostatick_a principle_n which_o he_o must_v of_o necessity_n acknowledge_v unless_o he_o contradict_v himself_o for_o as_o much_o as_o he_o make_v matter_n mere_o passive_a which_o it_o can_v be_v if_o what_o move_v it_o and_o order_n it_o be_v but_o a_o modification_n of_o matter_n and_o not_o a_o spirit_n distinct_a therefrom_o for_o that_o modification_n will_v be_v from_o its_o own_o essence_n and_o consequent_o it_o will_v be_v self-moved_n and_o move_v itself_o so_o unless_o we_o play_v trick_n with_o it_o that_o it_o do_v nihil_fw-la agere_fw-la srustra_fw-la which_o be_v far_o from_o be_v a_o mere_a passive_a principle_n but_o this_o be_v more_o than_o i_o intend_v to_o say_v upon_o this_o occasion_n we_o have_v plain_o enervate_v the_o main_a of_o this_o chapter_n what_o little_a matter_n remain_v we_o will_v dispose_v into_o the_o follow_a remark_n remark_n the_o thirty_o four_o the_o learned_a author_n endeavour_v to_o prove_v the_o attraction_n of_o tensed_a body_n p._n 239._o l._n 12._o from_o nature_n affectation_n of_o a_o strict_a contiguity_n it_o be_v a_o kind_n of_o continuity_n of_o the_o universe_n and_o all_o its_o part_n but_o i_o observe_v if_o there_o be_v any_o such_o attraction_n the_o final_a cause_n only_o be_v there_o indigitated_a but_o we_o seek_v after_o a_o natural_a efficient_a cause_n and_o i_o deny_v moreover_o that_o there_o be_v any_o scope_n in_o the_o suspension_n of_o the_o mercury_n to_o save_v the_o universe_n from_o discontinuity_n but_o only_o to_o preserve_v the_o air_n in_o its_o due_a consistency_n nor_o be_v the_o air_n the_o common_a cement_n of_o the_o part_n of_o this_o inferior_a world_n but_o it_o be_v one_o common_a spirit_n that_o hold_v the_o part_n of_o the_o whole_a universe_n together_o no_o atomy_n hamatae_fw-la or_o any_o such_o corporeal_a contrivance_n and_o where_o the_o matter_n be_v never_o so_o subtle_a the_o contiguity_n of_o the_o world_n be_v as_o much_o as_o where_o it_o be_v more_o crass_a and_o therefore_o where_o we_o see_v strange_a thing_n do_v upon_o any_o place_n be_v fill_v with_o only_a extreme_a subtle_a matter_n it_o be_v not_o because_o there_o be_v any_o more_o fear_n than_o of_o discontiguity_n or_o a_o vacuum_n but_o because_o that_o matter_n be_v misplace_v and_o the_o hylostatick_a spirit_n of_o the_o universe_n will_v dispose_v of_o it_o better_o remark_n the_o thirty_o five_o the_o learned_a author_n p._n 240._o and_o 242._o will_v prove_v this_o attraction_n in_o his_o suppose_a tensed_a and_o rarefy_a body_n in_o this_o sense_n from_o the_o experiment_n of_o cupping-glass_n and_o the_o bladder_n in_o the_o top_n of_o the_o tube_n in_o the_o torricellian_a experiment_n but_o that_o these_o be_v no_o proof_n for_o attraction_n i_o have_v show_v 30._o in_o former_a remark_n remark_n the_o thirty_o six_o he_o here_o mention_n again_o p._n 242._o l._n 12._o the_o heat_a tube_n we_o have_v speak_v of_o remark_n 24._o of_o its_o attraction_n and_o suspension_n of_o the_o water_n in_o it_o the_o water_n in_o the_o tube_n and_o the_o tube_n weigh_v as_o one_o body_n and_o the_o like_a experiment_n he_o make_v here_o again_o of_o a_o heat_a beer-glass_n with_o a_o more_o fly_v mouth_n draw_v up_o water_n and_o weigh_v
as_o one_o body_n with_o the_o water_n he_o attribute_v the_o suspension_n of_o the_o water_n in_o both_o to_o the_o attraction_n of_o the_o rarefy_a air._n but_o that_o hypothesis_n be_v so_o full_o confute_v by_o i_o i_o be_o more_o solicitous_a in_o these_o instance_n to_o give_v a_o handsome_a account_n of_o the_o joint_o weigh_v of_o the_o tube_n and_o mercury_n of_o the_o tube_n and_o water_n and_o of_o the_o glass_n and_o 〈◊〉_d each_o of_o they_o as_o one_o joint_a 〈◊〉_d than_o of_o confute_v what_o be_v already_o confute_v and_o the_o case_n i_o conceive_v stand_v thus_o by_o the_o hylostatick_a law_n of_o the_o universe_n it_o be_v that_o heavy_a body_n will_v even_o press_v upward_o as_o light_v upon_o heavy_a and_o joint_o both_o against_o a_o far_o light_a though_o there_o be_v a_o heavy_a body_n betwixt_o which_o i_o a_o little_a 32._o above_o note_v in_o the_o resiliency_n of_o the_o quicksilver_n against_o the_o top_n of_o the_o tube_n now_o as_o there_o the_o air_n and_o restagnant_fw-la quicksilver_n gravitated_a against_o the_o subtle_a matter_n in_o the_o top_n of_o the_o tube_n through_o the_o column_n of_o quicksilver_n in_o the_o tube_n so_o the_o air_n and_o water_n gravitate_fw-la both_o in_o the_o tube_n and_o drinking-glass_n against_o the_o rarefy_a air_n therein_o it_o be_v thin_a than_o the_o common_a air_n and_o ascend_v in_o each_o so_o far_o according_a to_o hylostatick_a law_n as_o i_o doubt_v not_o but_o that_o if_o a_o whole_a tube_n of_o such_o subtle_a matter_n as_o be_v at_o the_o top_n in_o the_o torricellian_a experiment_n can_v be_v have_v and_o be_v invert_v into_o restagnant_fw-la mercury_n the_o mercury_n will_v be_v see_v to_o ascend_v to_o 29_o inch_n in_o the_o tube_n as_o the_o water_n be_v see_v to_o ascend_v in_o the_o beer-glass_n and_o tube_n in_o all_o which_o case_n both_o the_o mercury_n and_o water_n ascend_v by_o a_o libration_n which_o this_o author_n call_v a_o gravitation_n upward_o and_o be_v hold_v there_o by_o the_o same_o law_n at_o such_o a_o gage_n and_o not_o by_o attraction_n or_o suspension_n but_o how_o then_o will_v you_o say_v do_v the_o tube_n and_o mercury_n the_o tube_n and_o water_n the_o beer-glass_n and_o water_n weigh_v each_o of_o they_o together_o as_o one_o joint_a body_n it_o be_v a_o considerable_a problem_n but_o i_o answer_v the_o same_o hylostatick_a principle_n that_o thus_o librate_v they_o which_o be_v the_o spirit_n of_o nature_n do_v also_o but_o with_o a_o vincible_a and_o mutable_a union_n unite_v they_o for_o both_o motion_n and_o union_n be_v from_o spirit_n as_o i_o have_v show_v in_o my_o enchiridium_fw-la metaphysicum_fw-la and_o from_o hence_o it_o will_v be_v easy_o understand_v how_o when_o with_o the_o hand_n p._n 247._o l._n 12._o you_o lift_v up_o the_o beer-glass_n towards_o the_o superficies_n of_o the_o restagnant_fw-la water_n the_o water_n include_v will_v arise_v with_o it_o much_o above_o the_o superficies_n of_o the_o external_a water_n which_o though_o it_o be_v not_o by_o that_o monstrous_a elastic_a pressure_n of_o the_o air_n that_o some_o be_v for_o yet_o it_o be_v by_o a_o gravitation_n of_o the_o air_n upon_o the_o water_n and_o of_o the_o water_n upward_o and_o both_o of_o they_o joint_o against_o the_o rarefy_v air_n in_o the_o concave_n of_o the_o glass_n so_o little_a need_n be_v there_o of_o any_o tension_n but_o mere_o of_o this_o hylostatick_a libration_n remark_n the_o thirty_o seven_o the_o learned_a author_n p._n 248._o l._n 16._o speak_v of_o the_o power_n and_o efficacy_n of_o the_o law_n of_o nature_n in_o colligate_a strict_o part_n of_o the_o most_o distantial_a texture_n and_o consistency_n without_o the_o help_n of_o vellicles_n hook_n or_o grapper_n or_o atomy_n hamatae_fw-la and_o p._n 238._o he_o say_v and_o that_o very_o true_o and_o eloquent_o that_o all_o the_o man_n in_o the_o world_n can_v never_o give_v any_o satisfactory_a reason_n why_o the_o motion_n of_o a_o stone_n be_v downward_o to_o the_o earth_n more_o than_o to_o the_o moon_n but_o only_a nature_n that_o be_v the_o principium_fw-la motûs_fw-la &_o quietis_fw-la or_o rather_o the_o god_n of_o nature_n who_o stand_a and_o statuminate_v law_n nature_n be_v have_v so_o odere_v it_o and_o order_v it_o so_o in_o the_o best_a way_n for_o the_o use_n beauty_n and_o accommodation_n of_o the_o universe_n wherein_o he_o do_v plain_o declare_v that_o the_o law_n of_o nature_n be_v not_o mechanical_a which_o if_o they_o be_v not_o they_o must_v be_v vital_a and_o if_o they_o be_v vital_a law_n what_o be_v the_o immediate_a fountain_n next_o to_o god_n and_o subject_n in_o which_o this_o life_n be_v or_o this_o principium_fw-la motûs_fw-la &_o quietis_fw-la be_v it_o a_o substance_n distinct_a from_o matter_n or_o be_v it_o a_o essential_a power_n or_o modification_n of_o matter_n itself_o for_o every_o thing_n be_v either_o substance_n or_o modification_n of_o substance_n if_o these_o law_n of_o nature_n be_v a_o essential_a power_n or_o modification_n of_o matter_n matter_n be_v self-moving_a and_o be_v also_o herself-ordere_a even_o to_o the_o expression_n of_o all_o those_o curious_a footstep_n of_o the_o divine_a wisdom_n in_o the_o creation_n which_o be_v most_o apert_o against_o aristotle_n who_o our_o learned_a author_n have_v no_o mean_a respect_n for_o and_o who_o express_o give_v only_a passivity_n to_o matter_n but_o derive_v activity_n from_o another_o principle_n this_o be_v his_o frequent_a doctrine_n and_o than_o which_o be_v still_o worse_o it_o confound_v the_o nature_n of_o body_n and_o spirit_n the_o motive_n and_o unitive_a power_n be_v immediate_o and_o original_o in_o spirit_n but_o the_o movable_a and_o unitable_a in_o matter_n but_o if_o these_o vital_a law_n in_o nature_n that_o conduce_v to_o the_o good_a of_o the_o universe_n be_v not_o essential_a to_o the_o matter_n and_o act_n from_o it_o it_o remain_v there_o be_v a_o spirit_n of_o nature_n to_o which_o they_o be_v essential_a which_o be_v the_o mover_n and_o moderator_n of_o the_o matter_n which_o want_v no_o vellicles_n hook_n or_o grapper_n to_o hold_v those_o part_n of_o matter_n together_o that_o be_v to_o be_v hold_v or_o while_o they_o be_v to_o be_v hold_v together_o nor_o chissel_v to_o loose_v they_o as_o the_o law_n of_o nature_n shall_v require_v this_o this_o learned_a author_n seem_v to_o be_v assure_v a_o spirit_n be_v capable_a of_o by_o the_o union_n of_o his_o soul_n and_o body_n and_o it_o be_v a_o wonder_n to_o i_o be_v we_o consist_v of_o those_o two_o principle_n that_o the_o genius_n of_o the_o age_n be_v so_o general_o such_o that_o they_o take_v all_o their_o measure_n of_o philosophize_v from_o their_o corporeal_a part_n none_o from_o their_o spiritual_a as_o if_o they_o have_v forget_v they_o have_v any_o such_o or_o be_v utter_o unacquainted_a with_o its_o faculty_n or_o as_o if_o their_o entire_a personal_a compage_n be_v nothing_o else_o but_o a_o certain_a modify_v mass_n of_o philosophize_v matter_n but_o that_o mere_a matter_n shall_v so_o peremptory_o hold_v together_o without_o those_o atomy_n hamatae_fw-la the_o epicurean_o talk_v of_o will_v be_v to_o i_o a_o great_a wonder_n than_o that_o they_o shall_v with_o they_o but_o that_o there_o remain_v the_o same_o wonder_n still_o how_o the_o part_n of_o the_o atomy_n hamatae_fw-la hold_n together_o for_o physical_a part_n they_o must_v have_v or_o else_o they_o can_v have_v no_o figure_n upon_o chapter_n the_o seventeen_o remark_n the_o thirty_o eight_o our_o learned_a author_n p._n 251._o l._n 12._o resolve_n the_o close_o stick_v together_o of_o two_o smooth_a marble_n with_o a_o weight_n hang_v at_o the_o lowermost_a into_o fuga_fw-la vacui_fw-la for_o as_o much_o as_o if_o there_o shall_v be_v a_o parallel_n divulsion_n of_o they_o there_o will_v be_v some_o time_n motion_n not_o be_v in_o a_o instant_n before_o the_o interior_a distance_n can_v be_v supply_v with_o matter_n which_o therefore_o will_v cause_v a_o vacuum_n in_o nature_n which_o no_o question_n nature_n do_v abhor_v from_o and_o which_o may_v be_v without_o any_o logical_a repugnancy_n there_o be_v so_o plain_o a_o extensum_fw-la every_o where_o distinct_a from_o matter_n as_o i_o have_v abundant_o demonstrate_v in_o my_o enchiridium_fw-la metaphysicum_fw-la do_v not_o the_o law_n of_o nature_n oppose_v it_o 6_o but_o we_o must_v note_v also_o that_o fuga_fw-la vacui_fw-la be_v but_o the_o final_a cause_n but_o those_o that_o slight_a this_o solution_n seek_v after_o a_o efficient_a cause_n and_o here_o again_o we_o must_v either_o make_v matter_n self-moving_a and_o self-uniting_a or_o self-fixing_a or_o else_o we_o must_v have_v recourse_n to_o the_o spirit_n of_o nature_n and_o its_o hylostatick_a law_n whereby_o it_o govern_v the_o matter_n and_o whereby_o indeed_o it_o hold_v the_o whole_a compage_n of_o the_o world_n
contrive_v pump_n p._n 293_o 294._o will_v require_v some_o few_o more_o remark_n and_o then_o we_o shall_v have_v do_v the_o orifice_n b_o being_z lute_v up_o the_o embolus_fw-la be_v raise_v but_o not_o with_o equal_a facility_n as_o it_o be_v when_o it_o be_v open_a the_o reason_n whereof_o the_o learned_a author_n resolve_v into_o the_o violent_a tension_n every_o elevation_n of_o the_o embolus_fw-la give_v to_o the_o air_n in_o the_o upper_a cavity_n of_o the_o glass_n that_o it_o may_v thereby_o be_v able_a to_o supply_v the_o place_n of_o the_o water_n draw_v up_o by_o the_o pump_n but_o i_o conceive_v it_o be_v to_o be_v resolve_v into_o the_o strength_n of_o the_o consistency_n of_o the_o air_n without_o which_o without_o some_o violence_n will_v not_o suffer_v the_o materia_fw-la subtilis_fw-la to_o be_v squeeze_v out_o of_o it_o into_o the_o cavity_n of_o the_o glass_n so_o that_o there_o want_v no_o tension_n for_o the_o make_n up_o this_o phaenomenon_n remark_n the_o forty_o second_o the_o glass-bottle_n a_o b_o c_o holding_z 5_o quart_n of_o water_n and_o first_o free_o by_o pump_v be_v evacuate_v of_o 2_o ½_o the_o orifice_n at_o b_o after_o be_v lute_v close_o a_o quart_n more_o with_o much_o ado_n be_v pump_v out_o so_o that_o there_o be_v but_o one_o and_o 1_o 2_o left_a into_o which_o notwithstanding_o the_o pipe_n of_o the_o pump_n do_v reach_v but_o after_o this_o be_v the_o embolus_fw-la never_o so_o often_o list_v up_o not_o a_o drop_n of_o water_n come_v but_o the_o air_n only_o say_v our_o author_n include_v in_o the_o pump_n be_v rarefy_v by_o lift_v up_o the_o embolus_fw-la and_o condensated_a by_o depress_v it_o which_o very_o experiment_n methinks_v shall_v be_v a_o sufficient_a confutation_n of_o this_o kind_n of_o rarefaction_n and_o condensation_n as_o if_o one_o man_n strength_n be_v able_a to_o cause_v so_o monstrous_a a_o thing_n as_o penetration_n of_o dimension_n see_v remark_n 1._o part_n 6_o &_o 7._o nor_o be_v the_o reason_n of_o no_o more_o water_n come_v because_o the_o air_n be_v now_o tend_v to_o the_o utmost_a that_o such_o a_o strength_n of_o the_o pull_n up_o the_o embolus_fw-la can_v extend_v it_o but_o it_o be_v from_o the_o great_a firmness_n or_o obsistency_n of_o the_o external_a air_n who_o strength_n be_v invigorate_v by_o the_o hylostatick_a spirit_n of_o the_o world_n against_o that_o unfit_a constitution_n of_o have_v already_o so_o much_o subtle_a matter_n misplace_v as_o in_o the_o magdeburg_n hemisphere_n beside_o that_o it_o be_v against_o the_o hylostatick_a law_n that_o so_o heavy_a a_o body_n as_o water_n shall_v shoot_v up_o so_o high_a into_o so_o extreme_a thin_a a_o body_n as_o that_o subtle_a matter_n in_o the_o glass_n 27â—_n and_o that_o without_o any_o fresh_a air_n succeed_v thereinto_o or_o extreme_a heat_n precede_v and_o i_o do_v not_o question_v but_o that_o if_o the_o torricellian_a experiment_n be_v make_v under_o water_n the_o quicksilver_n in_o the_o tube_n will_v stand_v huge_o much_o high_a than_o it_o do_v now_o in_o the_o air._n and_o therefore_o that_o consideration_n may_v have_v also_o its_o weight_n in_o this_o phaenomenon_n but_o it_o be_v apparent_a there_o be_v no_o need_n of_o any_o tension_n in_o these_o problem_n there_o be_v subtle_a matter_n to_o supply_v its_o room_n and_o yet_o for_o this_o subtle_a matter_n if_o the_o motion_n of_o the_o part_n of_o the_o air_n be_v whole_o mechanical_a and_o not_o vital_a we_o can_v find_v no_o reason_n but_o that_o the_o force_n of_o the_o embolus_fw-la that_o at_o first_o pump_v overcome_v the_o consistence_n of_o the_o air_n shall_v not_o overcome_v it_o still_o that_o glassful_a of_o subtle_a matter_n be_v nothing_o to_o that_o ocean_n of_o it_o in_o the_o air._n so_o evident_a every_o way_n be_v our_o hypothesis_n of_o a_o hylarchick_a principle_n remark_n the_o forty_o three_o moreover_o the_o embolus_fw-la reach_v near_o h_n and_o be_v elevable_a near_o to_o the_o top_n of_o the_o laton_n syringe_n or_o pump_n the_o air_n if_o we_o can_v gather_v any_o thing_n from_o the_o figure_n of_o the_o instrument_n and_o its_o proportion_n be_v upon_o the_o elevation_n of_o the_o embolus_fw-la to_o its_o full_a height_n stretch_v in_o the_o pump_n so_o when-as_a the_o tension_n of_o the_o air_n in_o the_o cavity_n of_o the_o glass_n occupy_v a_o space_n to_o what_o it_o do_v before_o but_o in_o the_o proportion_n of_o 7_o to_o 5._o as_o to_o occupy_v a_o space_n that_o be_v to_o its_o former_a at_o least_o as_o 5_o to_o 1._o which_o be_v a_o great_a sign_n that_o there_o be_v no_o such_o tension_n for_o if_o there_o be_v the_o air_n in_o the_o cavity_n of_o the_o glass_n that_o be_v but_o tend_v as_o 7_o to_o 5._o will_v receive_v more_o tension_n and_o so_o make_v the_o water_n ascend_v than_o that_o in_o the_o pump_n shall_v be_v so_o overproportionate_o tend_v and_o consequent_o that_o the_o water_n be_v not_o suspend_v in_o a_o pump_n by_o tension_n nor_o make_v to_o ascend_v to_o such_o a_o height_n by_o that_o mean_n but_o by_o gravitation-upwards_a either_o upon_o a_o actual_a misplacement_n of_o the_o subtle_a element_n or_o upon_o the_o imminent_a danger_n thereof_o which_o will_v be_v if_o the_o water_n recede_v therefore_o it_o go_v up_o till_o such_o a_o height_n or_o measure_n the_o air_n and_o water_n above_o the_o bottom_n of_o the_o pump_n gravitate_v upward_o not_o be_v so_o much_o crowd_v by_o reason_n of_o impenetrability_n of_o matter_n as_o conduct_v and_o vital_o move_v by_o the_o hylarchick_a principle_n in_o this_o gravitation-upwards_a the_o force_n whereof_o be_v according_a to_o the_o solidity_n of_o the_o element_n that_o thus_o gravitate_fw-la and_o hence_o also_o may_v emerge_n a_o reason_n why_o in_o this_o case_n not_o one_o drop_n of_o water_n come_v upon_o the_o elevation_n of_o the_o embolus_fw-la namely_o because_o the_o gravitation_n of_o the_o rarefy_a air_n in_o the_o cavity_n of_o the_o glass_n add_v to_o the_o restagnant_fw-la water_n above_o the_o orifice_n of_o the_o pipe_n by_o reason_n of_o the_o tenuity_n of_o the_o one_o and_o small_a quantity_n of_o the_o other_o be_v too_o weak_a to_o raise_v or_o sustain_v a_o pillar_n of_o water_n in_o the_o pipe_n that_o will_v reach_v up_o into_o the_o pump_n and_o so_o no_o water_n come_v remark_n the_o forty_o four_o but_o now_o upon_o supposition_n that_o the_o pump_n be_v long_o p._n 297._o i._o penult_n or_o that_o there_o be_v a_o strong_a external_a heat_n apply_v to_o the_o superior_a air_n in_o the_o glass_n if_o the_o water_n in_o that_o case_n will_v be_v as_o easy_o raise_v as_o at_o the_o first_o as_o our_o author_n affirm_v in_o the_o first_o way_n it_o must_v be_v when_o the_o pump_n be_v so_o long_o that_o the_o space_n the_o subtle_a matter_n occupy_v there_o upon_o the_o pull_n up_o the_o embolus_fw-la be_v large_a than_o that_o it_o occupy_v in_o the_o glass_n or_o the_o matter_n rather_o more_o subtle_a and_o in_o the_o second_o the_o reason_n may_v be_v that_o the_o application_n of_o this_o heat_n change_v the_o vital_a energy_n that_o be_v that_o peremptory_a firmness_n and_o obsistency_n i_o speak_v of_o before_o into_o a_o more_o relaxate_v operation_n as_o i_o note_v in_o the_o magdeburg-hemisphere_n but_o i_o be_o not_o certain_a that_o either_o way_n will_v find_v success_n but_o certain_a i_o be_o upon_o no_o account_n of_o tension_n and_o restitution_n it_o will_v be_v if_o success_n answer_v expectation_n remark_n the_o forty_o five_o the_o learned_a author_n collect_v out_o of_o the_o experiment_n of_o his_o pump_n p._n 298._o i._o 16._o that_o the_o gravitation_n or_o pressure_n of_o the_o external_a air_n be_v not_o the_o cause_n of_o raise_v the_o water_n in_o a_o pump_n and_o as_o touch_v that_o springie_a atmospherical_a way_n his_o collection_n i_o conceive_v be_v true_a but_o i_o say_v above_o and_o here_o again_o repeat_v that_o the_o raise_n of_o water_n and_o the_o suspension_n of_o it_o in_o a_o pump_n be_v by_o a_o circular_a pressure_n and_o gravitation_n of_o the_o air_n and_o water_n incumbent_a on_o the_o superficies_n of_o water_n that_o the_o bottom_n of_o the_o pump_n be_v on_o which_o joint_o gravitates_fw-la upward_o with_o the_o water_n ascend_v in_o the_o pump_n as_o i_o above_o declare_v the_o air_n and_o quicksilver_n gravitates_fw-la upward_a in_o regard_n of_o that_o subtle_a element_n in_o the_o top_n of_o the_o tube_n and_o here_o the_o air_n and_o water_n gravitate_fw-la upward_o that_o there_o may_v be_v no_o bare_a subtle_a matter_n in_o the_o pump_n to_o the_o disorder_n of_o the_o universe_n which_o gravitation_n of_o air_n and_o quicksilver_n and_o of_o air_n and_o water_n upward_o be_v not_o as_o i_o say_v by_o any_o crowd_v or_o gravitate_v part_n upon_o part_n
ascend_a or_o gravitate_v of_o the_o torricellian_a mercury_n in_o the_o tube_n against_o the_o subtle_a aether_n there_o but_o that_o the_o part_n thus_o librate_v in_o this_o liquidum_fw-la subtilissimum_fw-la in_o which_o the_o whole_a atmosphere_n be_v poize_v by_o the_o move_a or_o dispose_v principle_n when_o they_o be_v settle_v in_o their_o poise_n press_v or_o gravitate_fw-la one_o upon_o another_o i_o do_v utter_o deny_v but_o than_o second_o i_o say_v the_o firmitude_n of_o the_o consistence_n of_o the_o air_n be_v as_o it_o be_v the_o string_n of_o this_o balance_n which_o if_o it_o break_v or_o so_o far_o forth_o as_o it_o break_v or_o relaxate_n the_o mercury_n in_o the_o tube_n will_v fall_v down_o and_o three_o that_o the_o mercury_n be_v keep_v up_o by_o this_o string_n of_o firmness_n of_o the_o consistency_n of_o the_o air_n and_o not_o by_o the_o actual_a gravitation_n of_o a_o atmospherical_a cylinder_n of_o a_o equal_a diameter_n on_o the_o restagnant_fw-la mercury_n appear_v from_o that_o experiment_n of_o the_o mercury_n in_o the_o tube_n not_o fall_v though_o the_o vessel_n of_o mercury_n be_v close_o cover_v in_o a_o glass_n and_o so_o the_o suppose_a pressure_n of_o the_o atmospherical_a cylinder_n intercept_v and_o a_o commodious_a valve_n make_v that_o upon_o the_o fall_n of_o the_o mercury_n will_v let_v the_o air_n out_o though_o there_o be_v none_o let_v in_o by_o it_o which_o valve_n the_o weight_n suppose_v of_o ten_o pound_n of_o mercury_n will_v be_v sure_a to_o fling_v open_a if_o it_o be_v the_o weight_n of_o the_o atmospherical_a cylinder_n that_o hold_v up_o that_o ten_o pound_n of_o mercury_n in_o the_o tube_n before_o nor_o four_a can_v it_o be_v the_o spring_n of_o that_o air_n include_v in_o the_o glass_n that_o uphold_v the_o mercury_n in_o the_o tube_n since_o it_o must_v be_v so_o great_a that_o it_o must_v hold_v up_o no_o less_o than_o the_o weight_n of_o ten_o pound_n of_o mercury_n and_o if_o the_o elasticity_n of_o the_o air_n be_v so_o great_a or_o strong_a consider_v the_o subtlety_n of_o the_o part_n of_o the_o air_n that_o make_v this_o spring_n which_o be_v huge_o more_o subtle_a and_o thin_a and_o consequent_o more_o cut_a than_o the_o edge_n of_o a_o razor_n it_o be_v impossible_a but_o that_o they_o shall_v cut_v with_o all_o imaginable_a ease_n into_o the_o quicksilver_n and_o so_o pierce_v into_o it_o prove_v unserviceable_a for_o the_o pretty_a feat_n they_o be_v intend_v to_o say_v nothing_o here_o of_o the_o excellent_a argument_n of_o this_o learned_a author_n upon_o who_o i_o remark_n by_o which_o he_o seem_v to_o i_o quite_o to_o have_v defeat_v that_o modern_a paradox_n of_o the_o monstrous_a elasticity_n of_o the_o air_n which_o yet_o some_o eximious_a wit_n have_v so_o favourable_o entertain_v wherefore_o last_o to_o detain_v my_o reader_n no_o long_o in_o a_o less_o needful_a preface_n from_o what_o have_v be_v say_v he_o may_v easy_o discern_v that_o this_o phrase_n of_o gravitation_n upward_o be_v not_o destitute_a of_o all_o good_a ground_n since_o such_o libration_n upward_o terminate_v on_o a_o thin_a element_n as_o true_a and_o proper_a gravitation_n always_o do_v and_o he_o may_v in_o the_o mean_a time_n observe_v there_o be_v no_o proper_a gravitation_n but_o in_o such_o case_n when_o a_o heavy_a fluid_n sway_v upon_o a_o light_a but_o that_o the_o part_n of_o the_o heavy_a fluid_n do_v not_o press_v or_o gravitate_fw-la one_o upon_o another_o at_o all_o nor_o a_o light_a upon_o a_o heavy_a but_o be_v move_v joint_o by_o that_o principle_n which_o dispose_v they_o according_a as_o we_o have_v above_o describe_v and_o final_o consider_v with_o himself_o whether_o it_o be_v not_o more_o likely_a there_o shall_v be_v such_o a_o subtle_a element_n penetrate_v all_o body_n in_o which_o they_o or_o to_o speak_v more_o compendious_o the_o whole_a atmosphere_n be_v librate_v and_o that_o there_o be_v likewise_o that_o vincible_a consistency_n of_o the_o low_a air_n than_o that_o there_o shall_v be_v that_o tension_n this_o learned_a author_n stand_v up_o for_o which_o can_v be_v without_o penetration_n of_o dimension_n nor_o be_v it_o conceivable_a how_o such_o a_o extend_a funiculus_fw-la shall_v hold_v together_o or_o which_o this_o author_n be_v as_o much_o against_o as_o for_o the_o other_o that_o there_o shall_v be_v such_o a_o monstrous_a elastic_a pressure_n of_o the_o air_n and_o actual_a gravitation_n of_o the_o part_n of_o the_o same_o element_n one_o upon_o another_o when_o the_o particle_n be_v of_o the_o against_o more_o solid_a and_o search_a reason_n that_o inquire_v after_o the_o final_a cause_n of_o thing_n and_o due_o relish_v that_o excellent_a aphorism_n of_o aristotle_n natura_fw-la nihil_fw-la agit_fw-fr frustra_fw-la so_o be_v it_o manifest_o against_o common_a sense_n and_o experience_n methinks_v the_o hypothesis_n i_o have_v here_o brief_o describe_v be_v far_o less_o obnoxious_a than_o any_o of_o the_o other_o but_o if_o any_o one_o be_v otherwise_o mind_v i_o know_v right_a well_o that_o liberty_n of_o philosophize_v be_v the_o common_a right_n of_o all_o that_o in_o good_a earnest_n profess_v themselves_o free_a philosopher_n on_o the_o essay_n touch_v the_o gravitation_n and_o non-gravitation_a of_o fluid_a body_n remark_n the_o first_o of_o gravity_n and_o gravitation_n that_o it_o be_v nothing_o but_o mobility_n and_o actual_a motion_n and_o upon_o what_o term_n it_o be_v fit_a to_o conclude_v actual_a motion_n to_o be_v in_o a_o body_n remark_n the_o second_o whether_o motion_n downward_o belong_v to_o solid_a body_n as_o such_o and_o whether_o some_o fluid_n have_v not_o a_o strong_a tend_v of_o that_o kind_n than_o some_o solid_a body_n remark_n the_o three_o the_o true_a reason_n why_o the_o part_n of_o solid_a body_n do_v not_o gravitate_fw-la one_o upon_o another_o upon_o chapter_n the_o four_o the_o attempt_n of_o supplant_n my_o demonstration_n in_o enchirid_n metaphys_n cap._n 13._o sect._n 4._o by_o introduce_v a_o cap_n or_o cone_n of_o water_n only_o gravitate_v on_o the_o lamina_fw-la lignea_fw-la succinct_o explain_v remark_n the_o four_o the_o disparity_n betwixt_o the_o cap_n or_o cone_n and_o cylinder_n of_o water_n and_o the_o pyramid_n of_o brick_n remark_n the_o five_o that_o the_o former_a instance_n of_o masonry_n in_o the_o pyramid_n of_o brick_n will_v not_o so_o much_o as_o hold_v in_o wheat_n sand_n and_o hailshot_a remark_n the_o six_o the_o suspend_v sand_n in_o the_o top_n of_o the_o body_n of_o a_o cylinder_n no_o argument_n for_o any_o such_o suppose_a masonry_n in_o the_o element_n of_o water_n remark_n the_o seven_o the_o mechanical_a incumbency_n of_o the_o particle_n of_o sand_n on_o the_o eggshel_n in_o the_o manner_n of_o a_o arch_n whence_o to_o be_v enervate_v remark_n the_o eight_o of_o the_o lateral_a direction_n of_o the_o part_n of_o sand_n and_o such_o like_a body_n remark_n the_o nine_o four_o argument_n to_o show_v the_o invalidity_n of_o this_o pretend_a masonry_n in_o water_n against_o my_o demonstration_n from_o the_o round_a lamina_fw-la lignea_fw-la in_o my_o enchiridium_fw-la metaphysicum_fw-la remark_n the_o ten_o the_o intrinsical_a gravity_n of_o water_n how_o to_o be_v understand_v remark_n the_o eleven_o that_o water_n in_o its_o fluid_a consistency_n gravitates_fw-la and_o in_o what_o sense_n it_o so_o do_v infuse_v on_o quicksilver_n into_o which_o a_o tube_n be_v immit't_v etc._n etc._n remark_n the_o twelve_o that_o a_o bucket_n of_o water_n be_v not_o as_o much_o one_o continue_a body_n as_o a_o bucket_n of_o pitch_n and_o wherein_o the_o nature_n of_o fluidity_n do_v consist_v and_o how_o eminent_a in_o water_n remark_n the_o thirteen_o the_o learned_a author_n mistake_n touch_v the_o principium_fw-la hylarchicum_n with_o a_o brief_a description_n thereof_o remark_n the_o fourteen_o the_o distinction_n of_o consider_v water_n as_o a_o solid_a body_n and_o a_o fluid_a body_n examine_v remark_n the_o fifteen_o a_o twofold_a mechanical_a account_n of_o the_o non-gravitation_a of_o the_o particle_n of_o water_n on_o subject_v body_n viz._n from_o the_o continuity_n of_o the_o particle_n and_o from_o their_o architecture_n or_o masonry_n with_o a_o confutation_n of_o both_o remark_n the_o sixteen_o that_o the_o learned_a author_n himself_o at_o last_o admit_v that_o the_o part_n of_o water_n be_v not_o continuous_a but_o contiguous_a his_o refuge_n to_o the_o masonry_n of_o the_o particle_n also_o confute_v remark_n the_o seventeen_o whether_o the_o cartesian_a aqueous_a particle_n be_v more_o fit_a for_o this_o suppose_a masonry_n than_o those_o of_o wheat_n hailshot_a and_o sand._n remark_n the_o eighteen_o whether_o water_n be_v quid_fw-la continuum_fw-la or_o contiguum_fw-la remark_n the_o nineteen_o a_o column_n of_o water_n gravitate_v on_o a_o rundle_n upon_o a_o perforated_a bottom_n of_o a_o bucket_n how_o reconcilable_a with_o this_o suppose_a masonry_n of_o the_o
remark_n the_o nineteen_o and_o further_a still_o detect_v by_o demonstrate_v the_o incredibility_n of_o the_o ascend_n of_o any_o vapour_n or_o steam_n from_o the_o mercury_n into_o the_o derelicted_a space_n in_o the_o tube_n remark_n the_o twenty_o a_o notable_a objection_n of_o the_o author_n be_v against_o the_o opinion_n of_o mercurial_a effluvia_fw-la occupy_v the_o derelicted_a space_n of_o the_o tube_n and_o such_o as_o himself_o do_v not_o answer_v remark_n the_o twenty_o first_o a_o sound_n and_o ingenious_a demonstration_n of_o the_o author_n be_v against_o the_o hypothesis_n of_o a_o atmospherical_a cylinder_n suspend_v the_o cylinder_n of_o mercury_n in_o the_o tube_n from_o the_o tube_n of_o mercury_n hang_v upon_o a_o balance_n with_o its_o mouth_n some_o half_n a_o inch_n immerse_v in_o restagnant_fw-la mercury_n remark_n the_o twenty_o second_o his_o ingenious_a obviate_a that_o evasion_n of_o a_o cylinder_n of_o air_n press_v on_o the_o top_n of_o the_o tube_n of_o mercury_n so_o hang_v as_o if_o that_o supply_v the_o place_n of_o the_o mercury_n in_o the_o tube_n who_o weight_n be_v discover_v in_o the_o opposite_a scale_n of_o the_o balance_n remark_n the_o twenty_o three_o his_o dextrous_a defeat_n as_o weak_a a_o subterfuge_n whereby_o they_o will_v elude_v the_o force_n of_o his_o former_a answer_n remark_n the_o twenty_o four_o two_o neat_a experiment_n of_o the_o author_n be_v whereby_o he_o meet_v with_o all_o such_o elusion_n and_o unexceptionable_o demonstrate_v that_o the_o pressure_n of_o a_o atmospherical_a pillar_n in_o such_o like_o hydrostatical_a experiment_n be_v a_o mere_a mistake_n remark_n the_o twenty_o five_o another_o ingenious_a demonstration_n against_o the_o pressure_n of_o atmospherical_a cylinder_n from_o the_o stand_n of_o the_o mercury_n in_o the_o tube_n when_o the_o surface_n of_o the_o restagnant_fw-la mercury_n be_v not_o pass_v one_o four_o part_n of_o the_o basis_n of_o the_o cylinder_n of_o mercury_n in_o the_o tube_n remark_n the_o twenty_o six_o his_o argument_n from_o the_o torricellian_a experiment_n succeed_v as_o well_o in_o a_o close_a receiver_n as_o in_o the_o open_a air_n not_o imputable_a to_o the_o elasticity_n of_o the_o air_n which_o suppose_v pressure_n it_o be_v already_o confute_v here_o and_o more_o particular_o in_o his_o six_o chapter_n by_o the_o two_o brazen_a cylinder_n in_o the_o water_n remark_n the_o twenty_o seven_o his_o experiment_n of_o the_o bottle_n and_o heat_a bolts-head_n how_o well_o it_o be_v level_v against_o the_o elasticity_n of_o the_o air_n but_o his_o solution_n of_o the_o phaenomenon_n unsatisfactory_a remark_n the_o twenty_o eight_o the_o author_n opinion_n that_o all_o those_o experiment_n which_o the_o virtuoso_n will_v give_v a_o account_n of_o from_o the_o pressure_n and_o elasticity_n of_o the_o air_n be_v perform_v by_o suction_n and_o attraction_n more_o strict_o to_o be_v examine_v in_o reference_n to_o that_o experiment_n of_o the_o weight_n hang_v at_o the_o embolus_fw-la of_o the_o air-pump_n remark_n the_o twenty_o nine_o the_o various_a stand_n of_o the_o mercury_n in_o the_o tube_n according_a to_o the_o change_n of_o weather_n or_o place_v it_o in_o high_a or_o low_a air_n how_o that_o observation_n be_v manageable_a against_o the_o opinion_n of_o tension_n and_o mercurial_a effluvia_fw-la remark_n the_o thirty_o the_o unexpected_a motion_n and_o agitation_n of_o thing_n put_v into_o the_o receiver_n upon_o a_o strong_a exhaustion_n of_o the_o air-pump_n that_o it_o be_v not_o from_o tension_n of_o the_o rarefy_a air_n but_o from_o some_o such_o principle_n as_o the_o furious_a and_o rapid_a motion_n of_o wind_n be_v raise_v from_o the_o dissolution_n of_o the_o aqueous_a particle_n of_o the_o cloud_n remark_n the_o thirty_o first_o that_o experiment_n of_o regius_n of_o draw_v tobacco_n smoke_n through_o water_n in_o a_o cover_a cup_n by_o two_o piece_n of_o a_o tobacco-pipe_n can_v be_v no_o instance_n of_o such_o a_o attraction_n and_o rarefaction_n as_o this_o author_n stand_v for_o but_o will_v serve_v to_o illustrate_v some_o of_o the_o phaenomena_n in_o the_o forego_n remark_n remark_n the_o thirty_o second_o a_o description_n of_o the_o torricellian_a experiment_n in_o the_o chief_a example_n the_o groundlesness_n of_o the_o author_n reason_n of_o this_o phaenomenon_n from_o the_o tension_n of_o the_o mercurial_a effluvia_fw-la in_o the_o derelicted_a space_n discover_v remark_n the_o thirty_o three_o a_o discovery_n of_o the_o repugnancy_n of_o his_o solution_n of_o this_o phaenomenon_n his_o ingenuous_a confession_n touch_v the_o phaenomenon_n of_o gravity_n that_o mechanical_a reason_n be_v in_o vain_a attempt_v thereof_o that_o aristotle_n philosophy_n imply_v a_o spirit_n of_o nature_n remark_n the_o thirty_o four_o that_o the_o suspension_n of_o the_o mercury_n be_v not_o to_o save_v the_o universe_n from_o discontinuity_n but_o to_o preserve_v the_o air_n in_o its_o due_a consistency_n and_o that_o it_o be_v not_o air_n but_o one_o common_a spirit_n that_o be_v the_o cement_n of_o the_o universe_n remark_n the_o thirty_o five_o that_o attraction_n be_v not_o to_o be_v prove_v from_o cupping-glass_n or_o the_o expansion_n of_o squeeze_a bladder_n at_o the_o top_n of_o the_o torricellian_a tube_n remark_n the_o thirty_o six_o what_o account_n be_v to_o be_v give_v of_o the_o joint_o weigh_v of_o a_o tube_n and_o mercury_n of_o a_o tube_n and_o water_n and_o of_o a_o glass_n and_o water_n invert_v on_o mercury_n and_o water_n remark_n the_o thirty_o seven_o the_o author_n be_v plain_a declaration_n that_o the_o law_n of_o nature_n be_v not_o mechanical_a together_o with_o the_o consequence_n of_o that_o concession_n and_o the_o necessity_n of_o introduce_v a_o spirit_n of_o nature_n the_o fond_a humour_n of_o the_o philosophizer_n of_o this_o age_n who_o whenas_o their_o nature_n consist_v of_o spirit_n as_o well_o as_o body_n take_v all_o their_o measure_n of_o philosophize_v from_o body_n none_o from_o spirit_n remark_n the_o thirty_o eight_o of_o the_o stick_v together_o of_o two_o marble_n and_o that_o fuga_fw-la vacui_fw-la be_v but_o the_o final_a cause_n thereof_o and_o what_o may_v be_v the_o efficient_a remark_n the_o thirty_o nine_o stevinus_n his_o experiment_n of_o a_o rundle_n of_o wood_n light_a than_o water_n lay_v upon_o the_o hole_n of_o a_o bottom_n of_o a_o vessel_n to_o be_v fill_v with_o water_n etc._n etc._n what_o a_o argument_n it_o be_v against_o the_o gravitation_n of_o water_n on_o water_n and_o against_o that_o monstrous_a elasticity_n by_o some_o suppose_a of_o the_o air._n remark_n the_o forty_o of_o the_o close_a stick_v together_o of_o the_o magdeburg_n hemisphere_n that_o neither_o tension_n of_o the_o inward_a rarefy_a matter_n nor_o the_o elasticity_n of_o the_o outward_a air_n be_v the_o cause_n of_o it_o as_o also_o what_o in_o all_o likelihood_n be_v remark_n the_o forty_o first_o the_o author_n be_v ingenious_o contrive_v pump_n and_o his_o mistake_n in_o attribute_v a_o phaenomenon_n in_o it_o to_o inward_a tension_n which_o be_v rather_o to_o be_v refer_v to_o the_o strength_n of_o the_o consistency_n of_o the_o outward_a air._n remark_n the_o forty_o second_o other_o phaenomena_n observable_a in_o the_o author_n pump_n and_o how_o there_o be_v no_o need_n of_o tension_n for_o the_o solving_a of_o they_o but_o that_o they_o be_v notable_a intimation_n of_o the_o necessity_n of_o a_o hylostatick_a spirit_n in_o the_o world_n remark_n the_o forty_o three_o a_o argument_n from_o the_o author_n be_v own_o pump_n that_o water_n be_v not_o suspend_v in_o pump_n by_o tension_n but_o by_o gravitation_n upward_o more_o express_o here_o explain_v and_o at_o last_o resolve_v into_o the_o hylarchick_a principle_n together_o with_o a_o particular_a reason_n why_o in_o the_o propose_a case_n of_o the_o author_n pump_n upon_o the_o elevation_n of_o the_o embolus_fw-la not_o one_o drop_n of_o water_n come_v out_o remark_n the_o forty_o four_o the_o uncertainty_n of_o success_n if_o the_o pump_n be_v long_o or_o heat_n apply_v to_o the_o glass_n but_o certain_a tension_n will_v find_v no_o place_n therein_o remark_n the_o forty_o five_o the_o raise_v water_n and_o suspension_n of_o it_o in_o a_o pump_n how_o it_o be_v effect_v remark_n the_o forty_o six_o the_o insinuation_n of_o the_o air_n into_o the_o cavity_n of_o a_o well_o whether_o it_o be_v the_o effect_n or_o the_o cause_n of_o the_o recession_n of_o the_o water_n or_o whether_o not_o rather_o both_o remark_n the_o forty_o seven_o whether_o the_o protrusive_a force_n in_o a_o pillar_n of_o free_a air_n add_v any_o thing_n to_o the_o elastic_a pressure_n thereof_o and_o whether_o the_o least_o proportion_n of_o air_n have_v the_o same_o strength_n of_o spring_n that_o a_o great_a as_o also_o a_o notable_a argument_n from_o the_o elasticity_n of_o air_n not_o raise_v the_o water_n in_o the_o author_n pump_n one_o inch_n whenas_o it_o be_v pretend_v that_o
and_o consequent_o the_o whole_a cylinder_n of_o water_n over_o the_o board_n gravitate_fw-la on_o it_o which_o shall_v be_v suppose_v 30_o time_n more_o than_o that_o hollow_o cylinder_n which_o be_v contain_v betwixt_o the_o convex_a of_o this_o cylinder_n of_o water_n and_o the_o concave_n of_o the_o bucket_n and_o yet_o shall_v the_o round_a board_n ascend_v this_o be_v plain_a enough_o already_o but_o if_o there_o can_v be_v any_o scruple_n i_o can_v so_o increase_v the_o proportion_n of_o the_o diameter_n of_o the_o bottom_n of_o the_o diameter_n of_o the_o bottom_n of_o the_o bucket_n to_o its_o height_n that_o the_o very_a remainder_n of_o the_o cone_n shall_v be_v suppose_v 30_o time_n big_a than_o the_o remainder_n of_o the_o vault_n that_o environ_n the_o cone_n beside_o 20._o other_o way_n by_o which_o this_o invention_n of_o the_o cone_n or_o cap_n in_o the_o subject_v body_n in_o the_o water_n will_v be_v plain_o deprehend_v to_o be_v only_o a_o witty_a invention_n upon_o chapter_n the_o five_o remark_n the_o ten_o those_o word_n p._n 30._o l._n 9_o that_o it_o be_v certain_a water_n have_v a_o intrinsical_a gravity_n of_o its_o own_o as_o it_o be_v a_o heavy_a body_n these_o word_n be_v the_o most_o clear_o understand_v whether_o they_o be_v true_a or_o false_a from_o what_o i_o think_v we_o be_v agree_v on_o in_o the_o first_o and_o second_o part_n of_o my_o first_o remark_n that_o gravity_n be_v nothing_o else_o but_o mobility_n and_o gravitation_n nothing_o else_o but_o motion_n or_o nisus_fw-la ad_fw-la motum_fw-la gravity_n therefore_o be_v nothing_o else_o but_o mobility_n or_o a_o capacity_n of_o be_v move_v downward_o this_o capacity_n be_v most_o certain_o in_o it_o intrinsical_o and_o indeed_o in_o all_o other_o body_n beside_o but_o if_o by_o gravity_n shall_v be_v understand_v such_o a_o principle_n in_o water_n or_o any_o heavy_a body_n else_o as_o by_o virtue_n whereof_o they_o will_v upon_o occasion_n move_v themselves_o downward_o that_o i_o make_v account_v not_o at_o all_o certain_a but_o raâ—â—er_n false_a remark_n the_o eleven_o water_n so_o long_o as_o water_n p._n 34._o l._n 21._o be_v ever_o in_o its_o fluid_a consistency_n and_o therefore_o sometime_o do_v gravitate_fw-la in_o its_o fluid_a consistency_n that_o be_v have_v a_o actual_a motion_n or_o a_o actual_a nisus_fw-la ad_fw-la motum_fw-la ad_fw-la centrum_fw-la terrae_fw-la but_o that_o pressure_n it_o seem_v to_o have_v p._n 35._o l._n 1._o upon_o quicksilver_n in_o a_o vessel_n be_v but_o ex_fw-la accidenti_fw-la towards_o the_o centre_n of_o the_o earth_n it_o aim_v at_o the_o thin_a matter_n in_o the_o torricellian_a tube_n or_o rather_o to_o reduce_v the_o matter_n to_o a_o due_a aequilibrium_fw-la nor_o do_v it_o press_v upon_o the_o quicksilver_n but_o with_o it_o and_o vis_fw-la unita_fw-la fortior_fw-la as_o appear_v by_o the_o rise_n of_o the_o mercury_n in_o the_o glass_n upon_o chapter_n the_o six_o remark_n the_o twelve_o that_o a_o bucket_n of_o water_n shall_v be_v as_o much_o one_o continue_a body_n as_o a_o bucket_n of_o pitch_n or_o wax_n be_v a_o i_o a_o paradox_n p._n 42._o l._n 10._o this_o can_v be_v unless_o the_o water_n be_v freeze_v and_o pitch_n and_o wax_v and_o butter_n and_o ice_n apply_v to_o the_o fire_n and_o so_o have_v their_o part_n put_v upon_o motion_n and_o thereby_o be_v make_v fluid_a show_v plain_o the_o nature_n of_o fluidity_n that_o it_o consist_v in_o smallness_n of_o part_n and_o the_o slippery_a motion_n of_o they_o one_o by_o another_o which_o in_o water_n be_v very_o eminent_a and_o their_o discontinuity_n be_v notable_o discernible_a also_o in_o that_o they_o be_v so_o exhalable_a by_o the_o sun_n and_o do_v so_o easy_o convey_v themselves_o into_o pile_n of_o wool_n a_o vessel_n of_o water_n place_v in_o the_o room_n if_o that_o experiment_n be_v true_a as_o i_o never_o hear_v it_o contradict_v remark_n the_o thirteen_o i_o only_o take_v notice_n here_o p._n 42._o l._n 14._o that_o this_o learned_a author_n be_v mistake_v in_o his_o notion_n of_o the_o principium_fw-la hylarchicum_n which_o so_o oft_o occurr_v in_o my_o enchiridium_fw-la metaphysicum_fw-la 9_o for_o i_o do_v not_o understand_v thereby_o any_o intelligent_a nature_n but_o vital_a only_o or_o at_o least_o main_o i_o mean_v a_o spirit_n endue_v with_o the_o plastic_a power_n of_o order_v the_o matter_n according_a to_o certain_a general_a law_n which_o the_o divine_a wisdom_n have_v vital_o and_o essential_o though_o not_o intellectual_o implant_v in_o this_o spirit_n of_o nature_n as_o i_o elsewhere_o call_v it_o for_o that_o there_o be_v no_o life_n but_o what_o be_v cogitative_a be_v a_o conceit_n take_v up_o but_o yesterday_o and_o i_o believe_v will_v as_o soon_o expire_v that_o it_o be_v plastical_a and_o that_o it_o be_v not_o intelligent_a these_o two_o thing_n i_o think_v i_o can_v and_o have_v demonstrate_v but_o whether_o it_o may_v have_v some_o more_o sleepy_a drowsy_a sense_n in_o it_o also_o i_o have_v not_o yet_o determine_v and_o for_o the_o present_n think_v it_o hard_o to_o prove_v either_o one_o way_n or_o other_o and_o i_o be_o loath_a to_o assert_v any_o more_o than_o i_o can_v prove_v upon_o chapter_n the_o seven_o remark_n the_o fourteen_o the_o distinction_n of_o consider_v water_n as_o a_o solid_a body_n and_o as_o a_o fluid_a body_n p._n 49_o &_o 50._o do_v not_o go_v well_o down_o with_o i_o for_o water_n so_o long_o as_o it_o be_v water_n and_o not_o ice_n be_v always_o fluid_a even_o then_o when_o it_o be_v envessel_v and_o if_o its_o entire_a tendency_n then_o towards_o the_o earth_n argue_v its_o solidity_n it_o be_v a_o solid_a body_n also_o out_o of_o the_o vessel_n for_o it_o also_o then_o tend_v entire_o and_o direct_o towards_o the_o earth_n as_o be_v see_v in_o the_o drop_n of_o rain_n wherefore_o we_o see_v no_o reason_n of_o reduce_v of_o envessel_v water_n to_o the_o nature_n of_o a_o solid_a body_n that_o upon_o that_o pretence_n the_o problem_n of_o its_o part_n not_o gravitate_v one_o upon_o another_o may_v be_v thence_o solve_v remark_n the_o fifteen_o the_o non-gravitation_a of_o the_o particle_n of_o water_n p._n 52._o l._n 1._o upon_o subject_v body_n be_v resolve_v into_o two_o account_n the_o first_o mechanical_a the_o second_o natural_a the_o mechanical_a be_v propose_v and_o apply_v in_o this_o seven_o chapter_n the_o natural_a in_o the_o next_o the_o mechanical_a account_n be_v twofold_a the_o first_o from_o the_o continuity_n of_o the_o particle_n of_o water_n the_o second_o from_o their_o architecture_n or_o masonry_n suppose_v they_o be_v not_o continue_v now_o that_o that_o account_v from_o the_o continuity_n of_o part_n whereby_o the_o learned_a author_n will_v have_v it_o to_o be_v a_o kind_n of_o solid_a body_n that_o this_o be_v invalid_a appear_v from_o the_o 3._o and_o 12._o remark_n and_o indeed_o discontinuity_n of_o the_o part_n of_o water_n be_v palpable_a from_o their_o extreme_a softness_n to_o our_o very_a finger_n as_o when_o any_o thing_n be_v ground_n the_o samller_n the_o powder_n be_v the_o soft_a it_o feel_v to_o our_o finger_n and_o continuity_n be_v nothing_o else_o but_o the_o fixtness_n of_o part_n to_o part_n whence_o hardness_n will_v necessary_o arise_v as_o appear_v in_o water_n turn_v into_o ice_n which_o be_v nothing_o else_o but_o the_o fix_v the_o aqueous_a part_n one_o to_o another_o remark_n the_o sixteen_o and_o therefore_o this_o learned_a author_n do_v well_o p._n 52._o l._n 21._o to_o admit_v at_o length_n that_o water_n have_v the_o nature_n of_o separate_a body_n and_o that_o its_o part_n be_v only_o contiguous_a but_o then_o when_o he_o fly_v for_o a_o solution_n of_o the_o present_a problem_n why_o a_o whole_a column_n of_o water_n do_v not_o gravitate_fw-la on_o the_o subject_v body_n to_o his_o instance_n p._n 53._o l._n 8._o of_o a_o pyramid_n of_o square_a stone_n a_o heap_n of_o wheat_n and_o of_o callice-sand_n wherein_o a_o arch_n be_v make_v over_o the_o subject_v body_n etc._n etc._n the_o invalidity_n of_o this_o reason_n i_o have_v abundant_o discover_v in_o my_o 4._o 5._o 6._o 7._o 8._o and_o 9_o remark_n there_o be_v no_o comparison_n betwixt_o those_o gross_a part_n in_o rest_n and_o these_o infinite_o small_a particle_n of_o water_n which_o be_v in_o motion_n remark_n the_o seventeen_o the_o author_n seem_v to_o affirm_v that_o the_o cartesian_a aqueous_a particle_n be_v infinite_o more_o improveable_a p._n 53._o l._n 8._o for_o make_v a_o arch_n for_o the_o ease_n and_o security_n of_o subjacent_a body_n 7._o than_o those_o of_o wheat_n hailshot_a or_o sand_n whenas_o doubtless_o they_o be_v infinite_o less_o improveable_a as_o be_v in_o promiscuous_a motion_n according_a to_o des-cartes_n the_o materia_fw-la subtilissima_fw-la and_o the_o globuli_fw-la intermingle_v nor_o be_v they_o in_o
there_o be_v any_o such_o and_o that_o upward_o especial_o there_o be_v nothing_o to_o bound_v it_o or_o check_v it_o which_o yet_o be_v of_o the_o great_a force_n to_o lessen_v the_o perpendicular_a gravitation_n but_o that_o there_o be_v none_o such_o be_v manifest_a from_o the_o entireness_n of_o the_o gravitation_n downward_o in_o the_o water_n of_o the_o bucket_n suppose_v 12_o pound_n weight_n still_o and_o be_v the_o bottom_n of_o the_o bucket_n take_v out_o at_o once_o as_o it_o hang_v the_o water_n will_v not_o as_o it_o come_v out_o immediate_o spread_v horizontal_o but_o descend_v direct_o down_o so_o that_o the_o horizontal_n sally_n be_v only_o pro_fw-la re_fw-la nata_fw-la make_v when_o the_o water_n can_v get_v down_o perpendicular_o nor_o attempt_v ever_o but_o ex_fw-la data_fw-la occasione_n when_o the_o move_a principle_n be_v invite_v to_o act_n which_o be_v true_a also_o of_o its_o gravitation_n downward_o which_o be_v never_o actual_a but_o upon_o the_o water_n be_v misplace_v but_o to_o fancy_n there_o be_v such_o a_o perpetual_a conatus_fw-la every_o way_n and_o strong_a pressure_n to_o no_o purpose_n be_v too_o much_o akin_a to_o those_o elastic_a thrust_n and_o crouding_n imagine_v by_o other_o in_o the_o air_n or_o that_o furious_a every_o way_n agitation_n of_o the_o matter_n in_o the_o cartesian_a philosophy_n the_o law_n of_o nature_n assure_o be_v more_o orderly_a and_o still_o to_o all_o which_o we_o will_v add_v that_o if_o this_o be_v the_o main_a reason_n why_o the_o part_n of_o water_n do_v not_o gravitate_fw-la one_o upon_o another_o in_o the_o bucket_n because_o the_o perpendicular_a gravitation_n be_v so_o refract_v mitigate_v and_o as_o it_o be_v bring_v to_o a_o aequilibrium_fw-la by_o the_o other_o gravitation_n it_o will_v necessary_o follow_v that_o the_o water_n in_o the_o bucket_n be_v whole_o turn_v into_o ice_n and_o so_o real_o become_v a_o solid_a body_n whereby_o all_o those_o other_o gravitation_n save_v the_o perpendicular_a will_v be_v extinct_a that_o the_o perpendicular_a gravitation_n which_o be_v 12_o pound_n weight_n before_o will_v be_v well_o nigh_o double_v when_o as_o on_o the_o contrary_a it_o be_v rather_o light_a proportionable_a to_o that_o moderate_a rarefaction_n it_o receive_v in_o the_o congeling_n which_o plain_o demonstrate_v that_o those_o other_o imagine_a gravitation_n be_v not_o actual_a before_o but_o that_o they_o be_v only_o make_v pro_fw-la re_fw-mi nata_fw-la as_o i_o have_v intimate_v in_o my_o first_o remark_n part_v 4._o upon_o difficiles_fw-la nugae_fw-la or_o observation_n touch_v the_o torricellian_a experiment_n have_v by_o the_o former_a remark_n clear_v my_o demonstration_n of_o the_o existence_n of_o the_o principium_fw-la hylarchicum_n 4._o or_o spirit_n of_o nature_n by_o that_o experiment_n of_o the_o wooden_a rundle_n rise_v from_o the_o bottom_n of_o a_o bucket_n of_o water_n from_o what_o obscurity_n or_o uncertainty_n the_o invention_n of_o the_o cap_n or_o cone_n and_o the_o every-way-gravitation_a or_o tendency_n of_o motion_n imagine_v in_o fluid_a body_n as_o such_o may_v involve_v it_o in_o i_o shall_v now_o chief_o raise_v such_o remark_n on_o this_o second_o treatise_n namely_o the_o author_n observation_n touch_v the_o torricellian_a experiment_n which_o will_v make_v good_a a_o like_a 12._o demonstration_n of_o i_o from_o the_o ascend_a weight_n hang_v at_o the_o embolus_fw-la of_o the_o air-pump_n against_o this_o learned_a author_n solution_n thereof_o and_o of_o all_o such_o like_a experiment_n the_o cause_n whereof_o he_o lay_v chief_o on_o rarefaction_n and_o tension_n of_o matter_n etc._n etc._n which_o he_o suppose_v to_o be_v real_a affection_n of_o nature_n and_o therefore_o i_o shall_v take_v these_o notion_n at_o the_o first_o rebound_v as_o they_o occur_v in_o the_o second_o chapter_n of_o this_o present_a treatise_n upon_o chapter_n the_o second_o the_o first_o remark_n the_o learned_a author_n here_o take_v up_o principle_n unprove_v p._n 21._o and_o such_o as_o can_v be_v prove_v by_o any_o experiment_n or_o reason_n in_o nature_n nay_o such_o as_o be_v repugnant_a to_o reason_n and_o absurd_a if_o we_o more_o close_o canvas_v they_o and_o more_o considerate_o search_v into_o they_o that_o he_o have_v not_o prove_v they_o but_o mere_o apply_v they_o be_v plain_a to_o any_o one_o that_o will_v give_v himself_o the_o divertisement_n of_o peruse_v his_o treatise_n and_o that_o they_o can_v be_v prove_v be_v manifest_a from_o the_o very_a notion_n of_o rarefaction_n and_o condensation_n and_o of_o tension_n and_o restitution_n p._n 21._o l._n 12._o for_o rarefaction_n and_o tension_n be_v when_o one_o and_o the_o same_o corporeal_a substance_n occupy_v a_o great_a space_n than_o before_o but_o condensation_n and_o restitution_n when_o it_o occupy_v less_o these_o be_v the_o general_a nature_n which_o be_v enough_o for_o my_o present_a purpose_n in_o which_o they_o agree_v i_o mean_v rarefaction_n and_o tension_n and_o condensation_n and_o restitution_n which_o be_v rash_o admit_v by_o some_o ancient_a philosopher_n as_o well_o as_o by_o modern_a because_o they_o conceit_v there_o be_v no_o body_n in_o the_o universe_n at_o least_o near_o our_o earth_n who_o part_n be_v more_o subtle_a than_o those_o of_o the_o air_n or_o else_o phancy_v the_o air_n a_o absolute_a homogeneous_a body_n nor_o look_v upon_o it_o as_o consist_v of_o any_o particle_n so_o confuse_v be_v their_o notion_n of_o this_o natural_a phaenomenon_n but_o that_o it_o consist_v of_o actual_a particle_n seem_v to_o i_o manifest_v in_o that_o it_o be_v so_o easy_o divisible_a the_o tender_a thread_n of_o a_o spinner_n that_o hang_v on_o a_o man_n hat_n be_v able_a to_o divide_v it_o in_o any_o assign_a part_n which_o be_v a_o thing_n incredible_a do_v not_o the_o air_n consist_v of_o part_n mere_o contiguous_a and_o that_o small_a one_o too_o and_o yet_o not_o of_o a_o infinite_a smallness_n for_o as_o much_o as_o air_n will_v not_o pass_v the_o pore_n of_o some_o body_n though_o of_o other_o some_o it_z will_n and_o therefore_o see_v there_o be_v no_o vacuum_n as_o be_v agree_v on_o all_o side_n and_o that_o the_o part_n of_o the_o air_n be_v exceed_o yield_a to_o the_o least_o touch_n which_o can_v not_o be_v if_o the_o main_a part_n of_o the_o air_n be_v of_o such_o figure_n as_o will_v adequate_o fill_v all_o the_o space_n it_o be_v conceive_v to_o occupy_v for_o than_o it_o will_v be_v so_o cram_v that_o nothing_o can_v move_v easy_o or_o without_o forcible_a penetration_n of_o dimension_n wherefore_o there_o must_v be_v particle_n to_o fill_v the_o little_a interval_n betwixt_o the_o part_n of_o the_o air_n and_o those_o exceed_a small_a that_o motion_n may_v be_v easy_a and_o that_o the_o fluitant_fw-la part_n of_o the_o air_n in_o this_o more_o subtle_a fluid_n may_v nimble_o yield_v to_o motion_n every_o way_n as_o we_o see_v it_o do_v this_o be_v one_o way_n of_o prove_v there_o be_v exceed_o small_a particle_n in_o the_o air_n distinct_a from_o the_o main_a and_o more_o proper_a particle_n thereof_o but_o there_o be_v yet_o a_o more_o visible_a detection_n thereof_o in_o the_o phaenomenon_n of_o light_n in_o that_o it_o pass_v the_o pore_n of_o glass_n which_o the_o air_n can_v pass_v and_o that_o light_n be_v a_o subtle_a body_n beside_o the_o authority_n of_o the_o ancient_n the_o reflection_n and_o refraction_n of_o it_o make_v it_o abundant_o manifest_a how_o can_v the_o figure_n of_o a_o body_n as_o in_o a_o burning-glass_n direct_v the_o ray_n so_o to_o one_o point_n if_o they_o be_v a_o mere_a quality_n and_o not_o thin_a particle_n of_o matter_n in_o the_o air_n and_o as_o for_o the_o conceit_n of_o species_n intentionale_n which_o they_o make_v lumen_fw-la solis_fw-la to_o be_v in_o respect_n of_o his_o lux_fw-la that_o it_o be_v a_o impossible_a notion_n i_o have_v demonstrate_v in_o my_o enchiridium_fw-la metaphysicum_fw-la 2._o these_o hint_n be_v sufficient_a in_o a_o argument_n so_o easy_o allow_v by_o all_o unprejudiced_a philosopher_n to_o demonstrate_v that_o there_o be_v 4._o small_a part_n of_o matter_n than_o those_o that_o be_v proper_o aëreal_a and_o such_o as_o can_v penetrate_v the_o pore_n of_o body_n when_o the_o aëreal_a part_n shall_v be_v force_v to_o stand_v without_o from_o whence_o therefore_o it_o will_v plain_o follow_v that_o these_o principle_n of_o rarefaction_n and_o condensation_n of_o tension_n and_o restitution_n of_o the_o air_n can_v be_v prove_v to_o be_v in_o nature_n in_o such_o case_n as_o this_o learned_a author_n and_o other_o fancy_n they_o be_v because_o the_o come_n in_o and_o re-ceding_a of_o the_o subtle_a particle_n we_o have_v prove_v to_o be_v in_o nature_n will_v salve_v these_o phaenomena_n and_o show_v that_o it_o need_v not_o be_v the_o same_o substance_n entire_a when_o it_o be_v rarefy_v but_o subtle_a part_n may_v come_v in_o
as_o water_n into_o a_o sponge_n nor_o when_o it_o be_v condensated_a but_o the_o subtle_a part_n may_v go_v out_o as_o water_v out_o of_o a_o sponge_n and_o there_o be_v the_o same_o reason_n of_o the_o tension_n of_o the_o air_n and_o its_o restitution_n it_o may_v be_v salve_v by_o egress_n and_o regress_n of_o subtle_a particle_n and_o the_o tension_n and_o restitution_n like_o a_o lutestring_n may_v be_v a_o mere_a conceit_n nor_o be_v we_o content_v with_o this_o but_o we_o also_o further_o affirm_v that_o it_o be_v de_fw-fr facto_fw-la a_o mere_a conceit_n as_o appear_v from_o that_o we_o have_v already_o prove_v that_o the_o air_n be_v so_o well_o replenish_v with_o matter_n far_o subtle_a than_o itself_o even_o such_o as_o will_v penetrate_v glass_n and_o from_o what_o be_v acknowledge_v on_o all_o side_n that_o the_o air_n be_v also_o compressible_a for_o from_o hence_o it_o will_v necessary_o follow_v that_o upon_o the_o compression_n thereof_o that_o there_o may_v be_v no_o vacuum_n or_o by_o a_o necessary_a circle_n of_o motion_n those_o small_a particle_n will_v pierce_v any_o glass_n as_o suppose_v the_o glass-tube_n in_o the_o torricellian_a experiment_n of_o which_o we_o shall_v speak_v more_o particular_o in_o its_o due_a place_n beside_o the_o very_a notion_n of_o such_o a_o rarefaction_n and_o condensation_n tension_n and_o restitution_n as_o this_o author_n will_v have_v be_v contrary_a to_o the_o nature_n of_o a_o body_n which_o the_o ancient_a philosopher_n define_v 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d a_o substance_n of_o trinal_a dimension_n and_o impenetrable_a and_o impenetrability_n of_o body_n or_o matter_n be_v so_o general_o acknowledge_v as_o a_o real_a and_o inseparable_a property_n thereof_o that_o even_o those_o philosopher_n that_o be_v for_o such_o a_o rarefaction_n and_o condensation_n as_o aristotle_n have_v broach_v and_o this_o author_n maintain_v have_v labour_v tooth_n and_o nail_n though_o in_o vain_a to_o defend_v it_o from_o that_o absurdity_n of_o penetration_n of_o dimension_n to_o say_v nothing_o how_o it_o be_v a_o mere_a confound_a of_o the_o property_n of_o body_n and_o spirit_n for_o such_o a_o rarefaction_n and_o condensation_n as_o be_v here_o suppose_a be_v too_o like_o the_o dilatation_n and_o contraction_n that_o belong_v to_o particular_a spirit_n and_o last_o if_o we_o consider_v more_o punctual_o and_o precise_o that_o if_o there_o be_v this_o rarefaction_n it_o must_v be_v either_o by_o increase_a the_o bulk_n of_o every_o particle_n suppose_v of_o air_n thus_o rarefy_v or_o by_o increase_a the_o number_n of_o the_o particle_n every_o particle_n a_o wonderful_a imagination_n send_v particle_n out_o of_o itself_o to_o occupy_v a_o great_a room_n both_o the_o emissitious_a and_o original_a particle_n in_o the_o mean_a time_n be_v without_o pore_n at_o least_o so_o far_o forth_o as_o they_o be_v thus_o increase_v this_o new_a acquire_v extension_n be_v not_o by_o open_v and_o fill_v of_o pore_n as_o in_o the_o cartesian_a way_n but_o by_o new_a continue_a quantity_n or_o at_o least_o new_o emit_v it_o be_v i_o say_v here_o manifest_a that_o if_o the_o increase_n of_o the_o particle_n be_v in_o bulk_n since_o there_o be_v no_o other_o imaginable_a or_o at_o least_o rational_a notion_n of_o solidity_n but_o imporosity_n of_o matter_n and_o close_a continuity_n of_o part_n undivided_a into_o particle_n for_o natural_a experience_n teach_v we_o that_o looseness_n of_o particle_n be_v the_o original_a of_o fluidity_n and_o softness_n those_o particle_n become_v big_a in_o some_o case_n it_o may_v be_v a_o hundred_o or_o a_o thousand_o time_n and_o be_v likewise_o solid_a the_o effect_n of_o the_o rarefaction_n will_v be_v that_o the_o body_n rarefy_v will_v feel_v more_o gross_a than_o before_o which_o be_v against_o experience_n but_o however_o in_o the_o other_o case_n where_o the_o number_n be_v only_o increase_v those_o emissitious_a particle_n by_o reason_n of_o their_o imporosity_n and_o close_a continuity_n of_o part_n be_v as_o real_o solid_a as_o those_o big_a and_o therefore_o it_o be_v as_o hard_a to_o conceive_v that_o they_o can_v ever_o enter_v again_o into_o the_o particle_n out_o of_o which_o they_o be_v emit_v to_o say_v nothing_o since_o there_o be_v no_o vacuum_n how_o hard_o a_o thing_n it_o be_v to_o conceit_n upon_o every_o such_o rarefaction_n there_o be_v necessary_o this_o crowd_v of_o hard_a or_o solid_a body_n into_o the_o like_a hard_a or_o solid_a body_n so_o that_o they_o real_o penetrate_v not_o pore_n but_o the_o very_a dimension_n of_o one_o another_o though_o thus_o hard_a and_o solid_a and_o this_o in_o body_n unraresy_v and_o that_o upon_o slight_a occasion_n and_o small_a force_n which_o i_o must_v confess_v to_o i_o seem_v huge_o harsh_a &_o absurd_a and_o plain_o against_o experience_n even_o in_o soft_a body_n as_o in_o water_n those_o forcible_a experiment_n that_o disprove_v its_o elasticity_n prove_v therewithal_o the_o impenetrability_n of_o its_o part_n to_o all_o which_o i_o shall_v add_v that_o this_o suppose_a principle_n of_o tension_n take_v away_o all_o start_a hole_n that_o may_v be_v seek_v in_o bring_v in_o any_o interspersed_a vacuity_n or_o empty_a pore_n in_o body_n which_o will_v be_v a_o discontinuity_n or_o discontiguity_n of_o matter_n in_o the_o world_n which_o this_o tension_n be_v pretend_v a_o fence_n against_o and_o beside_o if_o there_o be_v any_o such_o interspersed_a vacuity_n so_o that_o matter_n may_v be_v drive_v up_o close_o into_o they_o that_o will_v still_o make_v my_o demonstration_n from_o the_o air-pump_n more_o firm_a and_o the_o ascend_n of_o the_o weight_n will_v be_v still_o the_o more_o marvellous_a and_o require_v the_o more_o necessary_o a_o principium_fw-la hylarchicum_n the_o defence_n of_o which_o be_v the_o great_a scope_n of_o my_o present_a remark_n but_o to_o admit_v so_o incredible_a and_o unconceivable_a affection_n in_o nature_n as_o the_o mutual_a penetration_n of_o dimension_n even_o in_o hard_a or_o solid_a body_n for_o the_o littleness_n of_o they_o hinder_v not_o but_o that_o they_o be_v real_o hard_a or_o solid_a be_v a_o hypothesis_n so_o like_o the_o rude_a crowd_v and_o intolerable_a press_n in_o that_o prodigious_a elasticity_n of_o the_o air_n that_o i_o hope_v this_o ingenious_a author_n will_v be_v as_o cautious_a how_o he_o over-firm_o adhere_v to_o the_o one_o as_o he_o have_v be_v judicious_a in_o explode_v the_o other_o upon_o chapter_n the_o three_o the_o second_o remark_n the_o learned_a author_n say_v that_o the_o upper_a part_n p._n 30._o of_o a_o cube_n of_o lead_n do_v not_o actual_o gravitate_fw-la upon_o the_o inferior_a part_n because_o the_o upper_a be_v mechanical_o impede_v by_o the_o low_a from_o their_o actual_a gravitation_n upon_o they_o yet_o every_o atom_n thereof_o contribute_v to_o the_o gravitation_n of_o the_o whole_a upon_o the_o scale_n the_o former_a he_o call_v p._n 32._o gravitation_n ad_fw-la motum_fw-la the_o latter_a gravitation_n ad_fw-la pondus_fw-la but_o it_o be_v very_o hard_a to_o conceive_v if_o there_o be_v any_o such_o thing_n as_o intrinsic_a gravity_n that_o be_v a_o nature_n in_o the_o lead_n itself_o whereby_o it_o be_v carry_v downward_o that_o it_o shall_v not_o have_v every_o part_n of_o it_o gravitationem_fw-la ad_fw-la motum_fw-la or_o conatum_fw-la ad_fw-la motum_fw-la since_o no_o inferior_a part_n can_v mechanical_o hinder_v the_o superior_a part_n from_o this_o conatus_fw-la and_o every_o natural_a agent_n be_v suppose_v to_o act_v ad_fw-la extremum_fw-la suarum_fw-la virium_fw-la and_o that_o no_o part_n be_v idle_a appear_v from_o the_o gravitation_n ad_fw-la pondus_fw-la if_o there_o be_v any_o such_o intrinsic_a gravity_n wherefore_o in_o that_o they_o do_v not_o gravitate_fw-la one_o upon_o another_o as_o they_o do_v when_o lead_n and_o day_n be_v continue_v together_o and_o the_o clay_n undermost_a p._n 31._o l._n 16._o be_v not_o from_o any_o mechanical_a continuity_n but_o from_o the_o same_o reason_n that_o be_v in_o fluid_n of_o the_o same_o kind_n the_o part_n press_v not_o one_o upon_o another_o because_o they_o be_v not_o misplace_v but_o be_v range_v in_o that_o order_n that_o be_v agreeable_a to_o the_o law_n of_o that_o immaterial_a principle_n but_o if_o the_o part_n be_v not_o thus_o order_v by_o a_o principle_n distinct_a from_o they_o but_o their_o gravitation_n be_v from_o their_o own_o innate_a gravity_n it_o be_v incredible_a nay_o impossible_a that_o there_o shall_v be_v a_o gravitation_n ad_fw-la pondus_fw-la of_o the_o part_n and_o none_o ad_fw-la motum_fw-la for_o if_o the_o innate_a gravitation_n of_o each_o part_n of_o the_o leaden_a cube_n do_v not_o bear_v against_o its_o fellow_n downward_o there_o will_v be_v no_o bear_n against_o the_o scale_n at_o all_o as_o be_v manifest_a to_o any_o one_o that_o think_v close_o on_o the_o matter_n the_o three_o remark_n he_o say_v p._n 42._o l._n 16._o
plain_a mistake_n for_o neither_o be_v that_o large_a diameter_n in_o the_o short_a leg_n any_o advantage_n but_o a_o disadvantage_n the_o motion_n of_o fluids_n be_v swift_a out_o of_o a_o narrow_a passage_n into_o wide_a than_o vice_n versâ_fw-la nor_o be_v there_o any_o indication_n in_o all_o these_o experiment_n that_o the_o gravitation_n of_o the_o 24_o inch_n of_o water_n in_o the_o long_a leg_n do_v gravitate_fw-la as_o much_o more_o as_o the_o column_n of_o water_n of_o 24_o inch_n impendent_a over_o the_o orifice_n of_o the_o short_a leg_n for_o in_o the_o first_o instance_n where_o 24_o inch_n of_o water_n drive_v the_o quick-silw_a 2_o inch_n and_o ¼_n downward_o in_o the_o long_a leg_n it_o be_v because_o of_o the_o largeness_n of_o the_o diameter_n of_o the_o short_a leg_n or_o by_o reason_n of_o its_o wideness_n so_o when_o the_o 24_o inch_n of_o water_n and_o the_o quicksilver_n be_v to_o balance_v against_o it_o it_o require_v more_o quicksilver_n to_o be_v at_o a_o counterpoise_n with_o it_o than_o if_o it_o have_v have_v the_o same_o diameter_n with_o the_o long_a shank_n and_o hence_o it_o be_v that_o the_o quicksilver_n subside_v so_o far_o in_o the_o long_a shank_n and_o not_o the_o discontinuity_n of_o the_o water_n in_o it_o from_o other_o water_n and_o now_o we_o come_v to_o the_o second_o instance_n it_o be_v to_o be_v note_v that_o the_o impendent_a column_n of_o water_n drive_v the_o mercury_n one_o inch_n downward_o in_o the_o short_a leg_n and_o so_o consequent_o raise_v it_o one_o in_o the_o long_o that_o there_o will_v be_v 9_o inch_n in_o the_o long_a leg_n and_o but_o 7_o in_o the_o short_a so_o that_o upon_o the_o matter_n the_o column_n of_o 24_o inch_n in_o the_o water_n poise_v as_o much_o against_o the_o quicksilver_n in_o this_o experiment_n as_o that_o water_n in_o the_o long_a shank_n do_v in_o the_o former_a for_o here_o it_o ponderate_v against_o 2_o inch_n of_o quicksilver_n there_o but_o against_o 2_o and_o ¼_n nay_o i_o may_v safe_o say_v against_o above_o two_o in_o this_o for_o if_o it_o be_v drive_v down_o one_o inch_n in_o the_o short_a but_o wide_a shank_n it_o must_v needs_o rise_v above_o one_o inch_n in_o the_o other_o and_o i_o doubt_v not_o but_o a_o quarter_n of_o a_o inch_n or_o thereabouts_o if_o the_o author_n have_v take_v so_o punctual_a notice_n of_o it_o and_o as_o in_o these_o two_o instance_n in_o several_a the_o column_n of_o the_o water_n in_o the_o water_n be_v find_v to_o be_v aequiponderant_a to_o a_o column_n of_o so_o many_o inch_n in_o the_o long_a shank_n of_o the_o siphon_n so_o we_o shall_v find_v they_o in_o this_o last_o and_o joint_a experiment_n for_o upon_o the_o pour_v water_n into_o the_o long_a leg_n of_o the_o siphon_n there_o remain_v but_o 6_o inch_n of_o mercury_n in_o that_o leg_n and_o 8_o in_o the_o other_o wherefore_o upon_o the_o immit_n of_o the_o siphon_n into_o the_o glass-tube_n and_o there_o be_v find_v about_o a_o inch_n subside_v in_o the_o 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it_o which_o may_v fill_v it_o about_o half_a full_a but_o not_o so_o close_o lute_v but_o that_o some_o air_n though_o but_o at_o a_o pin_n hole_n may_v come_v in_o the_o water_n in_o the_o bottle_n will_v be_v whole_o draw_v up_o into_o the_o bolts-head_n but_o if_o the_o bolts-head_n be_v hasty_o so_o close_v that_o no_o air_n can_v enter_v into_o it_o some_o water_n will_v indeed_o rise_v as_o far_o as_o into_o the_o shank_n of_o the_o bolts-head_n but_o the_o whole_a water_n will_v not_o ascend_v into_o the_o bolts-head_n as_o before_o it_o do_v which_o say_v this_o learned_a author_n be_v a_o plain_a argument_n against_o that_o huge_a elasticity_n of_o the_o air_n that_o some_o imagine_v for_o no_o fresh_a air_n be_v let_v in_o by_o this_o strict_a closure_n the_o force_n of_o the_o rarefy_a air_n in_o the_o bolts-head_n be_v more_o entire_a and_o as_o he_o conceive_v the_o attraction_n more_o powerful_a to_o raise_v the_o water_n as_o before_o if_o there_o be_v any_o thing_n near_o that_o elasticity_n in_o the_o common_a air_n that_o be_v imagine_v there_o that_o it_o can_v expand_v itself_o into_o 40_o time_n a_o large_a space_n if_o need_v be_v nor_o will_v the_o weight_n say_v he_o of_o the_o interpose_a water_n be_v too_o great_a for_o the_o elatery_a of_o the_o air_n in_o this_o case_n to_o drive_v it_o up_o so_o high_a as_o before_o since_o in_o a_o close_a receiver_n it_o be_v able_a according_a to_o their_o opinion_n to_o thrust_v and_o keep_v up_o a_o column_n of_o mercury_n to_o 29_o inch_n high_a possible_o of_o a_o pound_n weight_n or_o more_o why_o therefore_o if_o there_o be_v any_o such_o forcible_a elatery_a of_o the_o air_n can_v it_o thrust_v up_o 5_o or_o 6_o ounce_n of_o water_n about_o 5_o or_o 6_o inch_n high_a into_o the_o bolts-head_n which_o be_v rational_o argue_v against_o that_o huge_a elasticity_n of_o the_o air._n but_o as_o for_o the_o author_n own_o solution_n of_o this_o problem_n from_o tension_n and_o attraction_n i_o be_o as_o little_a satisfy_v with_o as_o he_o with_o their_o elastacity_n and_o be_o reminded_a of_o that_o say_n in_o pliny_n quid_fw-la mirabilius_fw-la esse_fw-la potest_fw-la aquis_fw-la in_o coelo_fw-la stantibus_fw-la but_o the_o same_o miracle_n be_v in_o the_o bolts-head_n neither_o of_o which_o i_o can_v resolve_v into_o any_o mean_a principle_n than_o that_o which_o i_o call_v the_o hylarchical_a or_o hylostatical_a spirit_n of_o the_o world_n as_o for_o that_o of_o tension_n we_o shall_v consider_v in_o chap._n 14_o and_o 15._o upon_o chapter_n the_o fourteen_o remark_n the_o twenty_o eight_o here_o the_o learned_a author_n do_v declare_v himself_o that_o all_o those_o experiment_n which_o the_o virtuoso_n will_v give_v a_o account_n of_o from_o the_o pressure_n and_o elasticity_n of_o the_o air_n p._n 203._o be_v plain_o perform_v by_o suction_n and_o attraction_n of_o the_o air_n when_o put_v under_o a_o great_a tension_n or_o rarefaction_n which_o i_o must_v confess_v i_o be_o much_o concern_v to_o examine_v how_o true_a it_o be_v in_o reference_n to_o what_o i_o have_v write_v of_o the_o experiment_n of_o the_o weight_n hang_v at_o the_o embolus_fw-la of_o the_o air-pump_n in_o my_o enchiridium_fw-la metaphysicum_fw-la 2._o on_o which_o therefore_o i_o may_v touch_v something_o in_o this_o chapter_n but_o more_o full_o discover_v the_o mistake_n of_o this_o opinion_n in_o the_o next_o where_o the_o learned_a author_n pretend_v to_o deliver_v the_o true_a cause_n of_o the_o suspension_n of_o the_o mercury_n in_o the_o torricellian_a experiment_n remark_n the_o twenty_o nine_o that_o the_o mercury_n in_o the_o torricellian_a experiment_n p._n 203._o l._n 12._o will_v fall_v 2_o or_o 3_o inch_n as_o it_o shall_v be_v place_v at_o the_o bottom_n of_o a_o hill_n or_o at_o the_o top_n of_o the_o hill_n or_o upon_o the_o change_n of_o weather_n be_v reasonable_a to_o i_o because_o of_o the_o different_a consistency_n of_o the_o air_n which_o abound_v more_o or_o less_o with_o the_o materia_fw-la subtilissima_fw-la and_o so_o can_v more_o easy_o transmit_v it_o through_o the_o pore_n of_o the_o glass_n with_o less_o violence_n do_v to_o its_o consistence_n which_o very_a experiment_n methinks_v to_o i_o be_v a_o argument_n against_o the_o opinion_n of_o tension_n and_o subtle_a part_n come_v from_o the_o mercury_n itself_o for_o than_o it_o be_v all_o one_o in_o what_o weather_n or_o where_o the_o glass_n be_v place_v but_o the_o mercury_n subside_v in_o clear_a and_o cold_a weather_n in_o high_a place_n on_o the_o top_n of_o the_o hill_n where_o the_o air_n be_v not_o so_o much_o stuff_v with_o vapour_n it_o be_v plain_a this_o change_n depend_v on_o the_o more_o easy_a entrance_n of_o the_o materia_fw-la subtilissima_fw-la through_o the_o pore_n of_o the_o glass_n and_o that_o the_o consistency_n of_o air_n be_v not_o so_o strong_a there_o but_o a_o lesser_a weight_n will_v break_v it_o than_o in_o a_o thick_a remark_n the_o thirty_o that_o upon_o a_o strong_a exhaustion_n in_o the_o air-pump_n a_o dry_a bladder_n well_o tie_v and_o blow_v moderate_o full_a be_v break_v as_o likewise_o glass-bubble_n etc._n etc._n that_o a_o bladder_n the_o great_a part_n of_o its_o air_n squeeze_v out_o and_o the_o neck_n tie_v very_o close_o and_o a_o weight_n fasten_v to_o it_o and_o put_v into_o a_o large_a glass_n fill_v with_o water_n to_o be_v place_v on_o the_o air-pump_n and_o then_o cover_v with_o a_o large_a receiver_n well_o lute_v to_o the_o pump_n the_o air_n pump_v out_o of_o the_o large_a receiver_n this_o bladder_n below_o the_o water_n will_v swell_v till_o by_o continue_v the_o pump_v it_o will_v be_v full_o blow_v and_o last_o that_o water_n spirit_n of_o wine_n etc._n etc._n will_v be_v raise_v to_o run_v out_o of_o a_o glass_n and_o that_o bubble_n will_v be_v form_v at_o the_o bottom_n of_o a_o include_v glass_n of_o water_n in_o such_o a_o great_a receiver_n so_o that_o all_o be_v put_v into_o a_o various_a 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the_o receiver_n that_o be_v so_o high_o thin_a above_o the_o measure_n of_o matter_n so_o near_o the_o earth_n and_o amid_o our_o crass_a air._n not_o to_o speak_v of_o other_o thing_n that_o may_v be_v allege_v which_o i_o shall_v reserve_v for_o the_o ensue_a chapter_n remark_n the_o thirty_o first_o as_o for_o that_o experiment_n in_o regius_n it_o be_v very_o improper_o bring_v in_o p._n 212._o l._n 21._o for_o such_o a_o attraction_n as_o our_o author_n stand_v for_o namely_o such_o as_o be_v make_v upon_o this_o kind_n of_o rarefaction_n and_o tension_n for_o there_o be_v not_o the_o least_o pretence_n to_o any_o rarefaction_n or_o tension_n of_o this_o kind_n in_o that_o experiment_n but_o only_o a_o circle_n of_o motion_n in_o the_o air_n the_o mouth_n draw_v in_o the_o air_n into_o the_o thorax_n by_o one_o part_n
together_o for_o the_o world_n be_v finite_a as_o i_o have_v prove_v in_o my_o enchiridium_fw-la metaphysicum_fw-la 6._o and_o consist_v of_o a_o indefinite_a number_n of_o vortices_fw-la and_o what_o ever_o other_o liquid_a matter_n if_o the_o motion_n of_o the_o matter_n be_v mechanical_a and_o not_o from_o a_o vital_a principle_n actuate_a it_o which_o i_o call_v the_o spirit_n of_o nature_n there_o will_v be_v a_o dehiscency_n of_o the_o part_n of_o it_o and_o nothing_o will_v be_v so_o plentiful_a as_o vacuity_n whenas_o now_o there_o be_v either_o none_o at_o all_o or_o as_o little_a as_o may_v be_v imagine_v for_o the_o divuision_n of_o the_o marble_n incline_o or_o angular_o will_v very_o hardly_o be_v conceive_v without_o some_o infinite_o small_a vacuity_n unless_o motion_n can_v be_v conceive_v to_o be_v in_o a_o instant_n remark_n the_o thirty_o nine_o upon_o stevinus_n his_o experiment_n occur_v here_o again_o p._n 259._o l._n 10._o how_o that_o a_o rundle_n of_o wood_n light_a than_o water_n lay_v upon_o the_o hole_n of_o the_o bottom_n of_o a_o vessel_n to_o be_v fill_v with_o water_n that_o the_o pillar_n of_o water_n on_o that_o wood_n will_v keep_v down_o the_o rundle_n and_o indeed_o will_v gravitate_fw-la to_o the_o full_a weight_n of_o such_o a_o dimension_n of_o water_n when-as_a if_o that_o hole_n be_v not_o under_o the_o rundle_n it_o of_o itself_o will_v come_v up_o i_o say_v this_o be_v a_o great_a paradox_n in_o nature_n if_o the_o part_n of_o water_n gravitate_v on_o water_n and_o that_o there_o be_v such_o a_o monstrous_a elasticity_n of_o the_o air._n for_o the_o recoil_n column_n of_o air_n bear_v against_o the_o rundle_n through_o the_o hole_n of_o such_o a_o diameter_n as_o that_o such_o a_o column_n will_v overcome_v in_o some_o other_o case_n some_o hundred_o pound_n weight_n this_o shall_v make_v the_o rundle_n arise_v with_o far_o great_a ease_n than_o when_o the_o bottom_n of_o the_o vessel_n be_v whole_a and_o be_v not_o perforate_v therefore_o it_o be_v a_o plain_a indication_n that_o there_o be_v no_o such_o constant_a pressure_n of_o the_o part_n of_o water_n on_o water_n nor_o any_o such_o prodigious_a elasticity_n of_o the_o air_n but_o that_o the_o motion_n and_o rest_n of_o matter_n be_v pro_fw-la re_fw-la nata_fw-la according_a as_o the_o hylostatick_a spirit_n of_o the_o world_n guide_v it_o for_o certain_o that_o upper_a elater_n of_o the_o air_n that_o press_v the_o water_n on_o the_o rundle_n be_v less_o resist_v by_o far_o by_o the_o bottom_n unperforate_v which_o do_v not_o heave_v at_o the_o rundle_n to_o lift_v it_o up_o than_o it_o be_v by_o the_o column_n of_o air_n below_o that_o heave_v so_o strong_o as_o may_v match_v some_o hundred_o pound_n weight_n which_o consideration_n will_v be_v most_o unexceptionable_a if_o for_o a_o rundle_n we_o place_v a_o lesser_a vessel_n with_o thin_a side_n with_o four_o small_a hole_n make_v sloop_o through_o the_o side_n at_o the_o bottom_n as_o i_o have_v above_o describe_v upon_o another_o occasion_n it_o will_v be_v hard_o then_o to_o find_v any_o evasion_n if_o the_o inward_a vessel_n ascend_v not_o as_o it_o do_v when_o the_o bottom_n be_v unperforate_v upon_o chapter_n the_o eighteen_o remark_n the_o forty_o that_o the_o divulsion_n of_o the_o magdeburg_n hemisphere_n p._n 267._o be_v so_o far_o much_o easy_a sideway_n than_o from_o their_o centre_n i_o easy_o accord_v to_o for_o in_o such_o a_o divulsion_n there_o be_v as_o it_o be_v the_o power_n add_v of_o a_o double_a wedge_n but_o in_o pull_v direct_o from_o their_o centre_n it_o come_v near_a to_o the_o case_n of_o one_o attempt_v to_o pull_v a_o billet_n into_o two_o by_o take_v hold_n of_o this_o side_n and_o that_o side_n of_o the_o middle_n of_o it_o and_o so_o to_o part_v it_o into_o two_o in_o a_o parallel_n separation_n of_o each_o part_n but_o that_o they_o be_v hold_v together_o by_o any_o such_o tension_n of_o filament_n or_o the_o contraction_n of_o they_o while_o they_o adhere_v to_o the_o concave_n of_o the_o hemisphere_n seem_v not_o to_o i_o at_o all_o credible_a for_o though_o the_o learned_a author_n argue_v indeed_o shroud_o against_o the_o elasticity_n of_o the_o air_n be_v the_o cause_n of_o their_o adhesion_n because_o if_o the_o hemisphere_n after_o they_o have_v grow_v cold_a adhere_v so_o close_o together_o that_o the_o weight_n of_o 30_o pound_n will_v not_o sever_v they_o by_o reason_n of_o the_o elasticity_n of_o the_o air_n or_o weight_n of_o the_o atmosphere_n press_v they_o together_o yet_o though_o they_o be_v put_v again_o into_o a_o considerable_a heat_n they_o will_v adhere_v as_o strong_o still_o the_o elatery_a of_o the_o air_n be_v not_o at_o all_o diminish_v but_o rather_o increase_v by_o warmth_n it_o exciting_a the_o spring_n thereof_o to_o a_o more_o forcible_a expansion_n which_o therefore_o must_v press_v the_o hard_a against_o the_o hemisphere_n but_o that_o it_o be_v observe_v that_o if_o they_o be_v but_o make_v bloodwarm_a they_o will_v easy_o fall_v asunder_o which_o i_o confess_v be_v no_o contemptible_a argument_n against_o the_o elasticity_n of_o the_o air_n be_v be_v the_o cause_n of_o this_o so_o strong_a cohesion_n yet_o it_o be_v in_o my_o opinion_n one_o argument_n among_o other_o that_o it_o be_v not_o the_o contraction_n or_o restitution_n of_o the_o tensed_a matter_n in_o the_o hemisphere_n that_o be_v the_o cause_n thereof_o for_o if_o it_o be_v upon_o so_o strong_a a_o stretch_n and_o contraction_n as_o he_o ordinary_o express_v by_o the_o stretch_n of_o a_o lutestring_n it_o be_v incredible_a that_o so_o small_a a_o moment_n of_o heat_n shall_v so_o sudden_o and_o huge_o relaxate_v it_o that_o the_o hemisphere_n shall_v as_o it_o be_v fall_v asunder_o of_o themselves_o that_o before_o stick_v so_o strong_o together_o that_o they_o bear_v 30_o pound_n weight_n which_o relaxation_n neither_o can_v be_v without_o penetration_n of_o dimension_n which_o immens_o heighten_v the_o incredibility_n of_o it_o that_o so_o small_a a_o force_n shall_v cause_v penetration_n of_o dimension_n as_o i_o have_v also_o observe_v 33._o before_o in_o the_o torricellian_a experiment_n beside_o all_o other_o repugnancy_n that_o recur_n here_o again_o and_o therefore_o as_o the_o learned_a author_n will_v conclude_v from_o the_o remotion_n of_o the_o elasticity_n of_o the_o air_n there_o none_o other_o appear_v that_o his_o tension_n and_o restitution_n must_v take_v place_n so_o i_o by_o like_a reason_n by_o the_o remotion_n of_o the_o elasticity_n of_o the_o air_n and_o his_o tension_n &_o restitution_n may_v infer_v that_o my_o hylostatick_a spirit_n of_o the_o world_n ought_v to_o take_v place_n which_o act_v pro_fw-la re_fw-la nata_fw-la upon_o the_o matter_n constringe_n and_o relax_n as_o occasion_n be_v and_o here_o i_o say_v upon_o cool_v of_o the_o hemisphere_n here_o be_v a_o gravitation_n of_o the_o air_n inward_o towards_o the_o common_a centre_n of_o the_o hemisphere_n by_o reason_n of_o the_o subtlety_n of_o the_o matter_n there_o contain_v in_o a_o undue_a place_n and_o the_o side_n of_o the_o hemisphere_n be_v kn_v together_o as_o a_o man_n may_v sometime_o feel_v his_o rib_n to_o be_v in_o some_o subtle_a cold_a air_n and_o we_o feel_v this_o contraction_n not_o from_o within_o but_o rather_o from_o without_o or_o in_o our_o very_a rib_n i_o say_v therefore_o there_o be_v a_o occasional_a gravitation_n of_o the_o ambient_fw-la air_n and_o hemisphere_n themselves_o against_o the_o rarefy_a air_n or_o subtle_a matter_n within_o they_o to_o squeeze_v it_o out_o as_o there_o be_v of_o water_n against_o a_o bottle_n of_o air_n let_v into_o the_o sea_n which_o sometime_o this_o very_a pressure_n break_v which_o can_v be_v expect_v in_o these_o brass_n hemisphere_n but_o this_o compression_n be_v not_o mechanical_a but_o vital_a a_o little_a hint_n change_v the_o operation_n as_o in_o the_o board_n that_o ascend_v in_o a_o bucket_n if_o there_o be_v a_o hole_n in_o the_o bottom_n of_o the_o bucket_n it_o will_v not_o ascend_v but_o if_o there_o be_v a_o false_a bottom_n below_o that_o at_o a_o due_a nearness_n it_o will_v and_o the_o obturaculum_fw-la of_o the_o valve_n in_o the_o tube_n that_o will_v adhere_v to_o the_o valve_n if_o the_o tube_n be_v open_a into_o the_o air_n yet_o do_v but_o stop_v it_o with_o your_o embolus_fw-la at_o a_o right_a distance_n the_o obturaculum_fw-la will_v descend_v so_o a_o little_a warmth_n here_o make_v the_o hylostatick_a spirit_n of_o the_o world_n quit_v she_o compressive_a operation_n and_o relaxate_v her_o hold_n without_o penetration_n of_o dimension_n or_o any_o other_o absurd_a supposition_n only_o suppose_v vital_a motion_n instead_o of_o mechanical_a and_o all_o will_v go_v off_o glib_o upon_o chapter_n the_o nineteen_o remark_n the_o forty_o first_o the_o author_n be_v ingenious_o
but_o they_o be_v all_o carry_v by_o the_o hylostatick_a spirit_n of_o the_o world_n in_o this_o orderly_a way_n and_o to_o so_o good_a a_o end_n that_o there_o may_v be_v no_o inconvenience_n by_o misplace_v the_o element_n of_o the_o universe_n of_o which_o i_o hold_v the_o materia_fw-la subtilis_fw-la to_o be_v one_o remark_n the_o forty_o six_o his_o collection_n also_o against_o the_o very_a elasticity_n of_o the_o air_n from_o the_o say_a experiment_n be_v ingenious_a but_o i_o can_v insist_v on_o they_o i_o shall_v rather_o take_v notice_n of_o what_o occurr_n p._n 302._o l._n 6._o where_o he_o suppose_v that_o the_o immission_n or_o insinuation_n of_o the_o air_n into_o the_o cavity_n of_o a_o well_o for_o there_o be_v the_o same_o reason_n as_o in_o the_o glass-bottle_n that_o be_v as_o it_o be_v the_o well_o of_o his_o pump_n be_v the_o effect_n not_o the_o cause_n of_o the_o recession_n of_o the_o water_n the_o scruple_n here_o be_v whether_o it_o may_v not_o right_o be_v say_v to_o be_v both_o for_o in_o that_o circle_n of_o air_n and_o water_n that_o be_v make_v in_o the_o go_n of_o the_o pump_n the_o move_a of_o the_o air_n that_o by_o the_o come_n out_o of_o the_o water_n be_v carry_v either_o towards_o the_o well_o or_o into_o it_o as_o it_o be_v the_o effect_n of_o the_o water_n come_v out_o of_o the_o well_o and_o pump_n so_o it_o make_v part_n of_o the_o circle_n of_o air_n and_o water_n that_o gravitates_fw-la even_o to_o the_o bottom_n of_o the_o bucket_n in_o the_o pump_n where_o the_o hazard_n of_o a_o hiatus_fw-la and_o the_o bare_n of_o the_o subtle_a element_n be_v be_v also_o a_o cause_n i_o mean_v instrumental_a cause_n for_o the_o principal_a efficient_a be_v the_o hylostatick_a spirit_n of_o the_o world_n of_o the_o get_v the_o water_n out_o of_o the_o pump_n it_o be_v part_n of_o that_o material_a circle_n in_o motion_n cause_v by_o that_o principle_n that_o guide_v the_o matter_n remark_n the_o forty_o seven_o the_o two_o argument_n against_o the_o elasticity_n of_o the_o air_n which_o the_o learned_a author_n conclude_v with_o be_v if_o they_o be_v well_o weigh_v very_o considerable_a the_o first_o be_v that_o if_o the_o elasticity_n of_o the_o air_n in_o a_o low_a roof_v room_n or_o a_o glass_n receiver_n be_v able_a to_o sustain_v the_o mercury_n in_o the_o tube_n at_o the_o same_o height_n in_o the_o torricellian_a experiment_n that_o it_o be_v sustain_v in_o the_o free_a air_n where_o there_o be_v the_o weight_n of_o the_o atmospherical_a cylinder_n superad_v to_o the_o say_a elasticity_n of_o the_o air_n it_o be_v a_o sign_n that_o they_o be_v both_o but_o a_o mere_a conceit_n and_o that_o the_o mercury_n be_v suspend_v by_o the_o pressure_n of_o neither_o i_o must_v confess_v i_o can_v imagine_v how_o those_o elastic_a philosopher_n can_v evade_v the_o evidence_n of_o this_o argument_n unless_o they_o hope_v to_o escape_v by_o say_v that_o the_o elasticity_n of_o the_o air_n be_v bring_v to_o its_o high_a vigour_n or_o force_v the_o atmospherical_a pressure_n can_v give_v it_o so_o it_o be_v but_o keep_v at_o the_o same_o springiness_n and_o tightness_n by_o the_o glass_n or_o the_o roof_n of_o the_o room_n the_o elasticity_n be_v the_o same_o still_o the_o effect_n will_v be_v the_o same_o this_o a_o man_n may_v fancy_n at_o first_o sight_n but_o if_o he_o more_o distinct_o consider_v the_o matter_n it_o will_v not_o satisfy_v for_o let_v the_o force_v elastic_a of_o the_o air_n in_o the_o glass_n or_o room_n cause_v by_o the_o pressure_n first_o of_o the_o atmosphere_n be_v as_o 10_o and_o this_o conserve_v entire_a in_o the_o glass_n or_o room_n which_o do_v not_o press_v against_o this_o elastic_a air_n but_o stand_v immoved_a nor_o will_v the_o atmosphere_n if_o it_o be_v incumbent_a on_o this_o air_n add_v any_o thing_n more_o to_o the_o elasticity_n thereof_o but_o it_o will_v still_o remain_v as_o 10_o yet_o though_o it_o add_v nothing_o to_o the_o elasticity_n of_o the_o air_n see_v it_o have_v a_o pressure_n and_o protrusive_a force_n in_o it_o which_o the_o roof_n and_o glass_n have_v not_o it_o will_v notwithstanding_o have_v its_o distinct_a force_n superad_v to_o that_o 10_o of_o the_o interjacent_a elastic_a air_n through_o which_o it_o will_v effectual_o act_v for_o the_o easy_a raise_n or_o suspend_v of_o the_o quicksilver_n and_o consequent_o will_v suspend_v at_o a_o high_a pitch_n than_o the_o air_n in_o a_o room_n or_o glass_n can_v do_v there_o be_v a_o small_a convenient_a valve_n that_o will_v let_v out_o the_o air_n but_o hinder_v any_o from_o come_v in_o there_o be_v a_o nicety_n in_o this_o business_n but_o i_o doubt_v not_o but_o the_o truth_n will_v be_v find_v on_o our_o learned_a author_n side_n and_o the_o urgency_n forward_o or_o progressive_a conatus_fw-la of_o the_o elastic_a air_n will_v add_v something_o to_o the_o account_n and_o beside_o as_o a_o appendage_n to_o this_o argument_n if_o we_o compare_v portion_n of_o this_o elastic_a air_n without_o regard_n to_o the_o atmosphere_n the_o least_o proportion_n of_o it_o will_v have_v equal_a effect_n with_o the_o great_a and_o a_o cylinder_n of_o elastic_a air_n reach_v from_o the_o roof_n of_o the_o room_n to_o the_o restagnant_fw-la quicksilver_n shall_v have_v no_o more_o force_n for_o the_o sustain_n of_o the_o mercury_n in_o the_o tube_n than_o one_o of_o but_o the_o ten_o part_n of_o a_o inch_n high_a which_o be_v again_o a_o sign_n there_o be_v no_o such_o elasticity_n at_o all_o for_o no_o man_n will_v say_v that_o the_o small_a charge_n of_o gunpowder_n will_v when_o it_o be_v fire_v explode_v the_o bullet_n with_o equal_a force_n that_o a_o due_a quantity_n of_o powder_n will_v for_o all_o its_o elasticity_n or_o expansiveness_n be_v more_o quick_a and_o smart_a than_o this_o of_o the_o air._n or_o that_o if_o but_o a_o quarter_n of_o a_o inch_n of_o air_n or_o less_o be_v condensated_a to_o that_o proportion_n that_o a_o due_a measure_n of_o air_n in_o a_o windgun_n use_v to_o be_v that_o it_o will_v discharge_v with_o that_o force_n that_o the_o other_o do_v and_o yet_o both_o their_o motion_n here_o be_v by_o elasticity_n proper_o so_o call_v wherefore_o there_o be_v these_o difference_n where_o elasticity_n be_v real_o but_o none_o in_o the_o pretend_a elasticity_n of_o the_o air_n it_o be_v a_o sign_n it_o be_v a_o mere_a pretence_n and_o no_o true_a phaenomenon_n in_o nature_n and_o now_o for_o the_o author_n be_v other_o argument_n which_o he_o raise_v out_o of_o his_o pump_n which_o be_v this_o if_o there_o be_v any_o such_o elasticity_n of_o the_o air_n suppose_v in_o a_o close_a room_n or_o glass_n that_o can_v keep_v up_o a_o cylinder_n of_o mercury_n i_o add_v and_o raise_v it_o too_o if_o a_o tube_n of_o materia_fw-la subtilis_fw-la only_o can_v be_v let_v down_o into_o it_o to_o 29_o inch_n high_a which_o yet_o according_a to_o the_o amplitude_n of_o its_o diameter_n may_v weigh_v two_o four_o or_o ten_o pound_n it_o be_v impossible_a but_o that_o the_o elatery_a of_o the_o air_n in_o his_o pump_n it_o be_v open_a at_o k_o and_o b_o so_o that_o the_o air_n may_v come_v in_o at_o b_o and_o either_o air_n or_o water_n go_v out_o at_o k_o shall_v drive_v a_o portion_n of_o water_n into_o the_o pipe_n of_o but_o half_a a_o inch_n diameter_n so_o that_o it_o may_v rise_v above_o the_o surface_n of_o the_o restagnant_fw-la water_n in_o the_o glass-bottle_n suppose_v a_o inch_n or_o half_a a_o inch_n high_a which_o be_v nothing_o in_o a_o manner_n to_o the_o raise_n of_o 10_o pound_n weight_n which_o we_o shall_v understand_v still_o more_o clear_o and_o convince_o if_o we_o will_v suppose_v the_o pipe_n of_o this_o pump_n of_o such_o a_o diameter_n that_o 29_o or_o 30_o inch_n of_o mercury_n in_o it_o will_v weigh_v 10_o pound_n and_o a_o glass-bottle_n of_o a_o diameter_n 18_o time_n large_a than_o that_o of_o the_o pipe_n which_o be_v the_o proportion_n that_o this_o glass-bottle_n do_v real_o bear_v to_o this_o pipe_n in_o the_o pump_n then_o imagine_v this_o glass-bottle_n so_o well_o replenish_v with_o quicksilver_n that_o the_o restagnant_fw-la quicksilver_n will_v reach_v somewhat_o above_o the_o middle_n of_o the_o glass_n the_o pipe_n in_o the_o mean_a time_n fill_v 29_o or_o 30_o inch_n full_a of_o it_o it_o will_v stand_v at_o thereabouts_o though_o it_o be_v 10_o pound_n weight_n nay_o i_o dare_v appeal_n to_o any_o consider_a philosopher_n if_o there_o be_v a_o glass-tube_n of_o 4_o foot_n or_o long_o of_o mere_a materia_fw-la subtilis_fw-la immit_v into_o this_o glass-bottle_n of_o mercury_n sufficient_o replenish_v therewith_o if_o he_o can_v otherwise_o think_v but_o that_o the_o mercury_n will_v rise_v up_o to_o about_o 29_o
or_o 30_o inch_n high_a but_o for_o the_o sustain_n of_o it_o it_o be_v acknowledge_v of_o every_o side_n that_o 10_o pound_n weight_n of_o mercury_n 29_o inch_n high_a be_v susustain_v whatever_o it_o be_v that_o sustain_v it_o the_o elastic_a philosopher_n say_v it_o be_v the_o elatery_a of_o the_o air_n in_o the_o glass-bottle_n which_o bear_v so_o strong_o against_o the_o restagnant_fw-la mercury_n that_o the_o 29_o inch_n of_o mercury_n that_o weigh_v 10_o pound_n weight_n can_v descend_v into_o the_o restagnant_fw-la mercury_n but_o our_o learned_a author_n here_o most_o rational_o deny_v it_o aver_v that_o if_o there_o be_v so_o strong_a a_o elatery_a of_o the_o air_n as_o to_o drive_v up_o or_o bear_v up_o 10_o pound_n weight_n of_o mercury_n which_o be_v here_o 29_o inch_n in_o the_o pipe_n or_o tube_n certain_o the_o same_o elasticity_n will_v drive_v or_o bear_v up_o one_o inch_n of_o water_n into_o the_o pipe_n or_o tube_n it_o be_v many_o hundred_o time_n light_a than_o those_o 29_o inch_n of_o mercury_n but_o here_o the_o elastic_a philosopher_n seek_v a_o witty_a refuge_n viz._n that_o it_o be_v the_o non-resistence_a of_o the_o materia_fw-la subtilis_fw-la that_o be_v destitute_a of_o all_o elasticity_n which_o be_v the_o reason_n of_o the_o prevalency_n of_o the_o elatery_a of_o the_o air_n to_o mount_v up_o or_o sustain_v so_o great_a weight_n of_o quicksilver_n but_o there_o be_v air_n in_o the_o pipe_n of_o like_a elasticity_n with_o that_o in_o the_o glass-bottle_n in_o this_o other_o case_n that_o it_o be_v that_o that_o stop_v all_o such_o motion_n of_o the_o water_n upward_o but_o this_o be_v to_o indulge_v to_o pretty_a fancy_n against_o palpable_a sense_n and_o all_o true_a reason_n it_o be_v already_o acknowledge_v by_o these_o elastic_a philosopher_n that_o there_o be_v a_o elatery_a of_o the_o air_n in_o the_o glass_n that_o will_v at_o least_o sustain_v if_o not_o raise_v up_o a_o ten_o pound_n weight_n now_o if_o there_o be_v not_o a_o elatery_a in_o the_o air_n of_o the_o pipe_n so_o strong_a as_o may_v resist_v such_o a_o force_n but_o exceed_o far_o weak_a if_o any_o at_o all_o the_o water_n must_v rise_v or_o stand_v a_o inch_n high_a at_o least_o neither_o which_o be_v do_v but_o now_o you_o may_v feel_v with_o your_o finger_n end_n how_o exceed_o weak_a the_o elatery_a of_o just_a such_o a_o cylinder_n of_o air_n be_v as_o be_v in_o the_o pipe_n if_o you_o make_v a_o tube_n of_o the_o same_o diameter_n with_o that_o pipe_n and_o make_v a_o embolus_fw-la of_o some_o wood_n equiponderant_a or_o at_o least_o not_o light_a than_o water_n and_o so_o fit_a it_o to_o the_o pipe_n that_o it_o may_v slip_v up_o and_o down_o with_o all_o ease_n imaginable_a which_o it_o may_v do_v and_o be_v close_o enough_o if_o it_o be_v oil_v and_o this_o easy_a slip_n up_o and_o down_o of_o it_o may_v be_v a_o argument_n how_o weak_a the_o elatery_a of_o the_o air_n be_v in_o it_o but_o that_o they_o will_v straight_o answer_v that_o you_o move_v the_o emboblus_fw-la so_o easy_o upward_a because_o the_o recoil_n elatery_a help_n you_o but_o do_v not_o the_o direct_a as_o much_o hinder_v i_o but_o put_v your_o embolus_fw-la in_o the_o water_n who_o surface_n i_o suppose_v the_o upper_a end_n of_o the_o embolus_fw-la will_v lie_v even_o with_o then_o put_v the_o tube_n on_o the_o embolus_fw-la and_o put_v your_o hand_n into_o the_o water_n with_o your_o finger_n move_v up_o the_o embolus_fw-la which_o you_o shall_v find_v to_o move_v against_o the_o elatery_a of_o the_o air_n in_o the_o tube_n if_o there_o be_v any_o with_o extreme_a ease_n you_o will_v discern_v that_o the_o force_n of_o 1_o 4_o of_o a_o pound_n weight_n at_o most_o will_v repel_v the_o air_n with_o its_o elatery_a how_o then_o can_v it_o resist_v the_o force_n that_o will_v draw_v up_o or_o sustain_v forty_o time_n as_o much_o wherefore_o it_o be_v plain_a upon_o supposition_n that_o the_o elasticity_n of_o the_o air_n be_v so_o strong_a that_o it_o will_v raise_v or_o sustain_v ten_o pound_n weight_n that_o it_o will_v so_o forcible_o press_v the_o water_n in_o the_o glass-bottle_n into_o the_o pipe_n that_o by_o reason_n of_o the_o straitness_n thereof_o in_o comparison_n of_o that_o part_n of_o the_o glass_n that_o contain_v the_o water_n it_o will_v send_v it_o pack_v through_o that_o pipe_n as_o air_n send_v out_o through_o the_o nozel_n of_o a_o pair_n of_o bellows_o by_o he_o that_o press_v the_o bellows_o with_o his_o hand_n all_o the_o air_n of_o the_o bellows_o be_v press_v at_o once_o and_o the_o motion_n of_o that_o in_o the_o bellows_o be_v much_o slow_a that_o in_o the_o nozel_n come_v out_o quick_a and_o smart_a and_o so_o will_v the_o water_n through_o the_o pipe_n be_v drive_v with_o a_o swift_a force_n by_o reason_n of_o its_o straitness_n and_o new_a air_n come_v in_o at_o the_o orifice_n b_o it_o will_v never_o leave_v run_v out_o at_o k_o till_o the_o water_n be_v exhaust_v as_o low_a as_o e_z which_o we_o see_v not_o do_v we_o see_v hereby_o that_o there_o be_v no_o such_o elasticity_n in_o the_o air_n at_o all_o as_o our_o elastic_a philosopher_n suppose_v we_o will_v obviate_v the_o vanity_n of_o but_o one_o evasion_n more_o and_o then_o conclude_v the_o pretence_n of_o the_o recoil_n elatery_a of_o the_o air_n we_o take_v away_o by_o place_v the_o little_a tube_n and_o embolus_fw-la of_o wood_n in_o the_o water_n here_o perhaps_o they_o will_v say_v that_o the_o elatery_a of_o the_o air_n on_o the_o surface_n of_o the_o water_n cause_v the_o embolus_fw-la so_o easy_o to_o be_v press_v against_o the_o elatery_a of_o the_o air_n that_o be_v incumbent_n on_o it_o but_o how_o can_v that_o be_v whenas_o the_o water_n have_v no_o elatery_a to_o lift_v up_o my_o hand_n or_o bear_v against_o the_o bottom_n of_o the_o embolus_fw-la and_o the_o water_n only_o succeed_v the_o pressure_n of_o my_o finger_n against_o the_o embolus_fw-la do_v not_o press_v with_o it_o if_o we_o can_v believe_v our_o sense_n so_o that_o there_o be_v mere_o a_o circule_fw-la of_o such_o strength_n as_o the_o pressure_n of_o my_o finger_n make_v and_o no_o more_o and_o beside_o this_o if_o this_o be_v any_o such_o advantage_n the_o same_o be_v find_v in_o this_o learned_a author_n pump_n the_o air_n come_v in_o at_o b_o to_o make_v a_o circle_n of_o pressure_n by_o its_o elasticity_n to_o e_z and_o so_o to_o a_o and_o out_o at_o k_o till_o it_o come_v to_o b_o again_o and_o yet_o there_o be_v not_o one_o inch_n of_o water_n raise_v by_o this_o elasticity_n above_o the_o surface_n i_o though_o this_o elasticity_n be_v pretend_v to_o sustain_v 29_o inch_n of_o quicksilver_n of_o 10_o pound_n weight_n and_o that_o this_o mistake_n may_v still_o be_v lay_v more_o open_a and_o no_o creep-hole_n lest_o for_o further_a evasion_n from_o the_o valve_n or_o littleness_n of_o the_o passage_n at_o k_o and_o b_o let_v we_o turn_v this_o round_a glass_n into_o a_o large_a open_a vessel_n that_o the_o pressure_n of_o the_o air_n may_v come_v as_o free_a as_o heart_n can_v wish_v and_o let_v into_o it_o a_o tube_n 29_o inch_n whereof_o will_v contain_v 10_o pound_n of_o mercury_n and_o which_o be_v immerse_v in_o mercury_n so_o many_o inch_n of_o mercury_n will_v be_v suspend_v in_o put_v upon_o such_o a_o embolus_fw-la as_o be_v above_o describe_v who_o upper_a basis_n lie_v equal_a with_o the_o water_n this_o empty_a tube_n and_o then_o put_v in_o your_o hand_n into_o the_o water_n and_o believe_v your_o sense_n with_o what_o ease_n that_o embolus_fw-la be_v to_o be_v press_v up_o against_o the_o elatery_a of_o the_o air_n in_o the_o tube_n it_o require_v as_o i_o say_v before_o scarce_o the_o force_n of_o a_o ¼_n of_o a_o pound_n weight_n can_v therefore_o the_o elatery_a of_o the_o air_n sustain_v 40_o time_n that_o weight_n and_o keep_v the_o mercury_n about_o 30_o inch_n high_a in_o the_o same_o tube_n and_o not_o raise_v water_n into_o the_o tube_n one_o inch_n high_a which_o be_v above_o 400_o time_n light_a than_o the_o 30_o inch_n of_o mercury_n it_o be_v pretend_v to_o sustain_v whenas_o the_o elatery_a of_o air_n in_o the_o tube_n be_v deprehend_v not_o to_o make_v the_o forty_o part_n of_o resistance_n against_o the_o elatery_a of_o air_n incumbent_n on_o the_o restagnant_fw-la water_n which_o be_v pretend_v to_o press_v forty_o time_n strong_a wherefore_o the_o elatery_a of_o the_o air_n be_v so_o certain_o deprehend_v not_o to_o do_v that_o which_o be_v forty_o time_n easy_a for_o it_o to_o do_v it_o be_v impossible_a that_o it_o shall_v do_v that_o which_o be_v forty_o time_n hard_a and_o be_v a_o manifest_a demonstration_n there_o be_v no_o such_o elatery_a
at_o all_o conclusion_n but_o now_o to_o bring_v all_o home_n at_o length_n to_o the_o intend_a scope_n and_o to_o recount_v the_o chief_a fruit_n of_o our_o labour_n in_o make_v these_o remark_n on_o the_o learned_a author_n two_o treatise_n if_o i_o be_v not_o out_o in_o my_o account_n i_o conceive_v in_o my_o remark_n on_o the_o first_o treatise_n to_o say_v nothing_o of_o several_a in_o the_o second_o i_o have_v clear_o demonstrate_v the_o invalidity_n of_o all_o this_o author_n invention_n though_o otherwise_o ingenious_a whether_o mechanical_a or_o natural_a and_o yet_o such_o as_o will_v exclude_v the_o spirit_n of_o nature_n whereby_o he_o may_v seem_v to_o undermine_v the_o strength_n of_o my_o demonstration_n from_o the_o rise_n of_o the_o wooden_a rundle_n in_o a_o bucket_n of_o water_n enchirid._n metaphys_n c._n 13._o sect_n 4._o which_o demonstration_n therefore_o remain_v unshaken_a in_o the_o behalf_n of_o the_o principium_fw-la hylarchicum_n or_o hylostatick_a spirit_n of_o the_o universe_n and_o as_o for_o that_o other_o like_o notable_a demonstration_n from_o the_o ascend_n of_o so_o great_a a_o weight_n hang_v at_o the_o embolus_fw-la of_o the_o air-pump_n the_o chief_a undermine_v of_o the_o force_n thereof_o be_v by_o either_o the_o elatery_a of_o the_o elastic_a philosopher_n or_o this_o author_n tension_n the_o former_a this_o learned_a author_n himself_o have_v so_o abundant_o confute_v with_o such_o plain_a and_o solid_a argument_n that_o any_o discern_a person_n may_v easy_o discover_v the_o desperateness_n of_o that_o cause_n and_o now_o for_o that_o other_o i_o think_v i_o have_v offer_v abundant_a reason_n for_o the_o incredibility_n '_o or_o rather_o impossibility_n thereof_o 33._o wherefore_o the_o conceit_n of_o the_o elasticity_n of_o the_o air_n and_o of_o funiculus_fw-la lini_fw-la or_o tension_n in_o general_a be_v thus_o utter_o defeat_v it_o be_v manifest_a the_o force_n of_o my_o demonstration_n enchirid._n metaphys_n cap._n 12._o sect_n 2_o 3_o 4_o etc._n etc._n from_o the_o weight_n at_o the_o embolus_fw-la of_o the_o air-pump_n for_o the_o hylarchick_a spirit_n of_o the_o world_n hold_v strong_a and_o entire_a still_o and_o therefore_o i_o account_v in_o a_o more_o distinct_a compute_v that_o the_o fruit_n of_o my_o labour_n in_o make_v these_o remark_n be_v these_o first_o this_o learned_a author_n i_o hope_v be_v free_v from_o that_o anxiety_n &_o solicitude_n touch_v i_o and_o be_v by_o this_o time_n satisfy_v that_o i_o have_v not_o incur_v the_o guilt_n of_o that_o rashness_n and_o heedlessness_n as_o to_o make_v choice_n of_o small_a and_o feeble_a argument_n to_o sustain_v great_a and_o concern_v truth_n for_o it_o be_v very_o judicious_o say_v of_o he_o and_o i_o be_o whole_o of_o his_o mind_n that_o the_o most_o important_a and_o sure_a truth_n in_o the_o world_n never_o receive_v so_o much_o detriment_n by_o argument_n and_o sophistry_n of_o opponent_n as_o they_o do_v by_o those_o argument_n in_o their_o favour_n which_o have_v improper_a medium_n to_o support_v their_o conclusion_n or_o such_o as_o be_v capable_a of_o other_o solution_n which_o i_o be_o very_o confident_a mine_n will_v never_o be_v find_v capable_a of_o and_o i_o think_v from_o these_o remark_n this_o learned_a author_n by_o this_o time_n may_v be_v sensible_a be_v no_o rash_o ground_v confidence_n second_o there_o be_v the_o redound_v of_o no_o small_a commendation_n to_o this_o author_n for_o his_o industry_n and_o dexterity_n and_o special_a sagacity_n in_o make_v and_o improve_n hydrostatical_a experiment_n that_o be_v so_o considerable_a succour_n to_o such_o useful_a truth_n for_o he_o have_v very_o stout_o and_o pertinent_o assist_v i_o in_o a_o more_o full_a defeat_n of_o that_o which_o always_o appear_v to_o i_o a_o incredible_a paradox_n i_o mean_v that_o prodigious_a elastic_a pressure_n of_o the_o air_n and_o therefore_o i_o impute_v it_o to_o the_o modesty_n of_o this_o writer_n that_o he_o have_v entitle_v his_o second_o book_n difficiles_fw-la nugae_fw-la for_o though_o there_o may_v be_v some_o difficulty_n and_o curiosity_n in_o make_v and_o examine_v such_o like_a hydrostatical_a experiment_n yet_o believe_v i_o there_o be_v no_o nugality_n at_o all_o unless_o to_o those_o that_o make_v experiment_n for_o experiment_n sake_n or_o to_o pass_v away_o the_o time_n or_o to_o be_v think_v great_a natural_a or_o rather_o mechanical_a philosopher_n and_o that_o in_o hope_n to_o show_v that_o all_o the_o phaenomena_n of_o nature_n may_v be_v perform_v without_o the_o present_a assistance_n or_o guidance_n of_o any_o immaterial_a principle_n but_o to_o try_v and_o consider_v these_o experiment_n and_o phaenomena_n with_o that_o carefulness_n and_o distinctness_n and_o penetrancy_n of_o discernment_n as_o to_o discover_v there_o must_v of_o necessity_n be_v some_o immaterial_a mover_n underneath_o there_o be_v no_o nugacity_n at_o all_o in_o this_o but_o sound_n and_o serious_a philosophy_n three_o therefore_o this_o be_v no_o small_a fruit_n of_o this_o author_n be_v two_o treatise_n and_o of_o my_o labour_n in_o make_v my_o remark_n on_o they_o that_o it_o do_v more_o plain_o and_o evident_o appear_v that_o there_o be_v nothing_o of_o real_a strength_n can_v be_v say_v against_o my_o demonstration_n for_o the_o spirit_n of_o nature_n but_o that_o of_o necessity_n there_o be_v such_o a_o be_v in_o the_o world_n four_o and_o that_o therefore_o it_o be_v so_o plain_a that_o there_o be_v this_o inferior_a immaterial_a be_v endue_v only_o with_o life_n or_o some_o more_o obscure_a sensation_n and_o that_o have_v the_o general_a stroke_n of_o the_o law_n of_o the_o universe_n but_o can_v act_v by_o reason_n and_o counsel_n pro_fw-la re_fw-la nata_fw-la it_o be_v manifest_a that_o there_o be_v a_o more_o noble_a and_o divine_a be_v in_o the_o world_n that_o give_v this_o inferior_a immaterial_a be_v its_o existence_n and_o allot_v to_o it_o in_o measure_n or_o limit_v out_o to_o it_o those_o general_a law_n of_o vital_a activity_n which_o we_o discover_v in_o it_o in_o the_o phaenomena_n of_o nature_n beside_o that_o this_o certainty_n of_o the_o existence_n of_o the_o spirit_n of_o nature_n demolish_v the_o strong_a bulwark_n that_o ordinary_o the_o atheist_n have_v namely_o his_o confidence_n that_o there_o be_v no_o such_o thing_n as_o a_o spirit_n or_o immaterial_a be_v in_o the_o world_n whence_o he_o secure_o hug_v himself_o in_o that_o fond_a and_o foul_a conclusion_n that_o there_o be_v no_o god_n five_o whenas_o many_o man_n be_v drive_v quite_o out_o of_o all_o conceit_n of_o ever_o understand_v the_o nature_n of_o their_o own_o spirit_n or_o soul_n by_o that_o sophistry_n put_v upon_o they_o that_o if_o it_o be_v a_o spirit_n or_o immaterial_a be_v it_o will_v pass_v through_o the_o body_n but_o can_v not_o take_v hold_n of_o it_o or_o unite_v with_o it_o to_o move_v it_o the_o discovery_n of_o the_o spirit_n of_o nature_n move_v as_o well_o as_o penetrate_v all_o the_o matter_n of_o the_o world_n will_v as_o solid_o and_o palpable_o confute_v the_o sophism_n as_o he_o do_v that_o against_o motion_n by_o walk_v before_o the_o face_n of_o the_o sophister_n that_o will_v prove_v there_o be_v none_o in_o the_o world_n six_o whenas_o this_o spirit_n of_o nature_n move_v all_o the_o tenuious_a matter_n and_o fluid_a as_o well_o as_o solid_a in_o the_o universe_n we_o easy_o discern_v how_o rational_a it_o be_v that_o particular_a spirit_n angel_n suppose_v or_o daemon_n may_v have_v a_o faculty_n of_o move_v their_o tenuious_a vehicle_n and_o the_o soul_n of_o man_n the_o animal_n spirit_n in_o the_o body_n seven_o &_o last_o whenas_o other_o according_a to_o the_o thickness_n of_o their_o conception_n can_v believe_v they_o have_v any_o soul_n at_o all_o but_o take_v it_o for_o grant_v they_o have_v none_o what_o a_o rouse_a argument_n ought_v this_o to_o be_v to_o they_o to_o awake_v they_o out_o of_o this_o dull_a dream_n to_o consider_v that_o a_o stone_n do_v not_o descend_v to_o the_o earth_n but_o by_o the_o virtue_n of_o a_o spirit_n that_o move_v it_o downward_o nor_o a_o wooden_a rundle_n ascend_v up_o in_o a_o bucket_n of_o water_n but_o by_o the_o same_o mean_n how_o then_o can_v it_o be_v possible_a but_o that_o we_o be_v conscious_a to_o ourselves_o of_o more_o free_a and_o spontaneous_a motion_n of_o motion_n contrary_a to_o the_o tugging_n of_o the_o spirit_n of_o nature_n of_o motion_n heavenly_a and_o divine_a that_o these_o can_v be_v perform_v by_o mere_a matter_n and_o body_n and_o not_o by_o a_o particular_a spirit_n real_o distinct_a therefrom_o wherefore_o there_o be_v that_o unexceptionable_a evidence_n for_o the_o existence_n of_o the_o spirit_n of_o nature_n and_o that_o egregious_a usefulness_n of_o the_o knowledge_n thereof_o i_o shall_v conclude_v for_o this_o ancient_a platonic_a or_o rather_o pythagorick_a opinion_n in_o this_o lucretian_a strain_n of_o confidence_n ergo_fw-la etiam_fw-la atque_fw-la etiam_fw-la est_fw-la in_o mundo_fw-la spiritus_fw-la ille_fw-la naturae_fw-la qui_fw-la materiam_fw-la regit_fw-la atque_fw-la gubernat_fw-la the_o end_n end_n remark_n 8._o 28._o 28._o see_v remark_n 20._o 20._o see_v difficiles_fw-la nugae_fw-la remark_n 9_o see_v difficiles_fw-la nugae_fw-la remark_n 6_o 7._o 7._o remark_n 9_o 15._o 15._o remark_n 12._o 15._o 15._o remark_n 2_o 14._o 14._o remark_n 1_o 10._o 10._o remark_n 12_o 15._o 15._o remark_n 10_o 21_o 23_o 25._o see_v also_o difficiles_fw-la nugae_fw-la remark_n 2_o 10_o 11._o 11._o remark_n 8._o enchirid._n meet_v aphys._n cap._n 13._o sect_n 4._o 4._o enchirid._n metaphys_n cap._n 12._o cap._n 19_o sect._n 2._o 2._o see_v remark_n 4._o 4._o remark_n 32._o cap._n 12._o sect._n 2._o 2._o remark_n 12._o 12._o remark_n 30._o remark_n 32._o cap._n 6_o cap._n 10._o sect._n 6._o remark_n 1._o part_n 7_o and_o 8._o remark_n 33._o 33._o see_v remark_n 27â—_n 27â—_n see_v remark_n 1._o 29._o 32_o 33._o