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curiosity_n as_o full_o as_o i_o have_v reason_n to_o congratulate_v myself_o for_o the_o happiness_n of_o my_o care_n and_o industry_n in_o be_v your_o pilot_n so_o must_v you_o to_o esteem_v the_o adventure_n of_o your_o time_n and_o attention_n compensated_a with_o good_a advantage_n and_o now_o you_o be_v on_o land_n again_o give_v i_o leave_v at_o part_v to_o tell_v you_o that_o all_o the_o fare_v i_o shall_v ever_o demand_v of_o you_o be_v only_o a_o candid_a sentiment_n of_o my_o goodwill_n and_o cordial_a devotion_n to_o the_o commonwealth_n of_o philosophy_n which_o indeed_o do_v so_o strong_o animate_v i_o on_o to_o erterprise_n of_o public_a utility_n though_o but_o to_o those_o in_o the_o second_o form_n of_o scholar_n that_o i_o can_v be_v well_o content_v not_o only_o to_o neglect_v opportunity_n of_o temporal_a advantage_n to_o myself_o while_o i_o be_o employ_v in_o the_o study_n how_o to_o contribute_v to_o the_o
to_o their_o exhalation_n thus_o be_v water_n much_o soon_o evaporate_v than_o oil_n and_o lead_v then_o silver_n 3_o anti-atomist_a if_o atom_n be_v unequal_a in_o their_o superfice_n and_o have_v angular_a and_o hamous_a process_n then_o be_v they_o capable_a of_o have_v their_o rugosity_n plane_v by_o detrition_n and_o their_o hook_n and_o point_v take_v off_o by_o amputation_n contrary_a to_o their_o principle_n propriety_n indivisibility_n atomist_n the_o hook_n angle_n asperity_n and_o process_n of_o atom_n be_v as_o insecable_a and_o infrangible_a as_o the_o residue_n of_o their_o body_n in_o respect_n a_o equal_a solidity_n belong_v to_o they_o by_o reason_n of_o their_o defect_n of_o inanity_n intersperse_v the_o intermixture_n of_o inanity_n be_v the_o cause_n of_o all_o divisibility_n haec_fw-la quae_fw-la sunt_fw-la rerum_fw-la primordia_fw-la nulla_fw-la potest_fw-la vis_fw-la stringere_fw-la nam_fw-la solido_fw-la vincunt_fw-la ea_fw-la corpore_fw-la demum_fw-la 4_o anti-atomist_a that_o body_n of_o small_a circumscription_n such_o as_o grain_n of_o sand_n may_v be_v amass_v from_o a_o syndrome_n and_o coagmentation_n of_o atom_n seem_v indeed_o to_o stand_v in_o some_o proportion_n to_o probability_n but_o to_o conceive_v a_o possibility_n that_o so_o vast_a a_o bulk_n as_o the_o adspectable_a world_n bear_v may_v arise_v out_o of_o thing_n but_o one_o degree_n above_o nothing_o such_o insensible_a material_n convene_v and_o conglobate_v be_v a_o symptom_n of_o such_o madness_n as_o melancholy_a adust_a can_v excuse_v and_o for_o which_o physician_n be_v yet_o to_o study_v a_o cure_n atomist_n to_o doubt_v the_o possibility_n nay_o dispute_v the_o probability_n of_o it_o be_v certain_o the_o great_a madness_n for_o since_o a_o small_a stone_n may_v be_v make_v up_o of_o a_o coagmentation_n of_o grain_n of_o sand_n a_o multitude_n of_o small_a stone_n by_o coacervation_n make_v up_o a_o rock_n many_o rock_n by_o aggregation_n make_v a_o mountain_n many_o mountain_n by_o coaptation_n make_v up_o the_o globe_n of_o earth_n since_o the_o sun_n the_o heaven_n nay_o the_o world_n may_v arise_v from_o the_o conjunction_n of_o part_n of_o dimension_n equal_a to_o the_o terrestrial_a globe_n what_o impossibility_n do_v he_o incur_v who_o conceive_v the_o universe_n to_o be_v amass_v out_o of_o atom_n doubtless_o no_o bulk_n can_v be_v imagine_v of_o such_o immense_a dimension_n as_o that_o the_o great_a part_n thereof_o may_v not_o be_v divide_v into_o less_o and_o those_o again_o be_v subdivide_v into_o less_o so_o that_o by_o a_o successive_a degradation_n down_o the_o scale_n of_o magnitude_n we_o may_v not_o at_o last_o arrive_v at_o the_o foot_n thereof_o which_o can_v be_v conceive_v other_o than_o atom_n shall_v it_o appear_v unconceivable_a to_o any_o that_o a_o pismire_n may_v perform_v a_o perambulation_n round_o the_o terrestrial_a globe_n we_o advise_v he_o to_o institute_v this_o climax_n of_o dimension_n and_o consider_v first_o that_o the_o ambite_fw-la of_o the_o earth_n be_v define_v by_o mile_n that_o mile_n be_v commensurate_v by_o pace_n pace_n consist_v of_o foot_n foot_n of_o digit_n digit_n of_o grain_n etc._n etc._n and_o then_o he_o may_v soon_o be_v convince_v that_o the_o step_n of_o a_o pismire_n hold_v no_o great_a disproportion_n to_o a_o grain_n and_o that_o a_o grain_n hold_v a_o manifest_a proportion_n to_o a_o digit_fw-la a_o digit_fw-la to_o a_o foot_n a_o foot_n to_o a_o pace_n a_o pace_n to_o a_o perch_n a_o perch_n to_o a_o furlong_n a_o furlong_n to_o a_o mile_n and_o so_o to_o the_o circumference_n of_o the_o whole_a earth_n yea_o by_o multiplication_n to_o the_o convexity_n of_o the_o whole_a world_n if_o any_o expect_v a_o further_a illustration_n of_o this_o point_n it_o can_v cost_v he_o no_o more_o but_o the_o pain_n of_o read_v the_o 45._o page_n of_o our_o treatise_n against_o atheism_n and_o of_o archimeds_n book_n de_fw-la arenarum_fw-la numero_fw-la 5_o anti-atomist_a if_o all_o piece_n of_o nature_n derive_v their_o origine_fw-la from_o individual_a particle_n then_o will_v there_o be_v no_o need_n of_o seminality_n to_o specify_v each_o production_n but_o every_o thing_n will_v arise_v indiscriminate_o from_o atom_n accidental_o concur_v and_o cohaere_v so_o that_o vegetable_n may_v spring_v up_o without_o the_o praeactivity_n of_o seed_n without_o the_o assistance_n of_o moisture_n without_o the_o fructify_a influence_n of_o the_o sun_n without_o the_o nutrication_n of_o the_o earth_n and_o all_o animal_n be_v generate_v spontaneous_o or_o without_o the_o prolification_n of_o distinct_a sex_n atomist_n this_o inference_n be_v ingenuine_a because_o unnecessary_a since_o all_o atom_n be_v not_o consimilar_v or_o of_o one_o sort_n nor_o have_v they_o a_o equal_a aptitude_n to_o the_o conformation_n of_o all_o body_n hence_o come_v it_o that_o of_o they_o be_v first_o compose_v certain_a moleculae_fw-la small_a mass_n of_o various_a figure_n which_o be_v the_o seminary_n of_o various_a production_n and_o then_o from_o those_o determinate_a seminary_n do_v all_o specifical_a generation_n receive_v their_o contexture_n and_o constitution_n so_o praecise_o that_o they_o can_v owe_v their_o configuration_n to_o any_o other_o and_o therefore_o since_o the_o earth_n impregnate_v with_o fertility_n by_o the_o sacred_a magic_n of_o the_o creator_n benediction_n contain_v the_o seed_n of_o all_o vegetable_n they_o can_v arise_v but_o from_o the_o earth_n nor_o subsist_v or_o augment_v without_o root_n by_o the_o mediation_n of_o which_o other_o small_a consimilar_v mass_n of_o atom_n be_v continual_o allect_v for_o their_o nutrition_n nor_o without_o moisture_n by_o the_o benefit_n of_o which_o those_o minute_n mass_n be_v dilute_v and_o so_o adapt_v for_o transportation_n and_o final_a assimilation_n nor_o without_o the_o influence_n of_o the_o sun_n by_o virtue_n whereof_o their_o vegetative_a faculty_n be_v conserve_v cherish_v and_o promote_v in_o its_o operation_n which_o reason_n be_v equivalent_a also_o to_o the_o generation_n nutrition_n and_o increment_n of_o animal_n 6_o anti-atomist_a if_o your_o proto-element_n atom_n be_v the_o principle_n of_o our_o 4_o common_a element_n according_a to_o the_o various_a configuration_n of_o it_o into_o moleculae_fw-la or_o small_a mass_n and_o that_o those_o be_v the_o seminary_n of_o all_o thing_n then_o may_v it_o be_v thence_o infer_v that_o the_o seed_n of_o fire_n be_v invisible_o contain_v in_o flint_n nay_o more_o in_o a_o spherical_a glass_n of_o water_n expose_v to_o the_o direct_o incident_a ray_n of_o the_o sun_n our_o sense_n convince_a that_o fire_n be_v usual_o kindle_v either_o way_n atomist_n allow_v the_o legality_n of_o your_o illation_n we_o affirm_v that_o in_o a_o flint_n be_v conceal_v not_o only_o the_o atom_n but_o moleculae_fw-la or_o seed_n of_o fire_n which_o want_v only_a retection_n or_o liberty_n of_o exsilition_n to_o their_o appearance_n in_o the_o form_n of_o fire_n acquire_v it_o by_o excussion_n and_o pursue_v their_o own_o rapid_a motion_n undiquaque_fw-la discover_v themselves_o both_o by_o affect_v the_o sight_n and_o accension_n of_o any_o easy_o combustible_a matter_n on_o which_o they_o shall_v pitch_v and_o into_o who_o pore_n they_o shall_v with_o exceed_a celerity_n penetrate_v nor_o can_v any_o man_n solve_v this_o eminent_a phaenomenon_n so_o well_o as_o by_o conceive_v that_o the_o body_n of_o a_o flint_n be_v compose_v of_o many_o igneous_a i._n e._n most_o exile_n spherical_a and_o agile_a atom_n wedge_v in_o among_o other_o of_o different_a dimension_n and_o figure_n which_o contexture_n be_v the_o cause_n of_o its_o hardness_n rigidity_n and_o friability_n upon_o percussion_n by_o some_o other_o body_n convenient_o hard_a the_o insensible_a particle_n thereof_o suffer_v extraordinary_a stress_n and_o violence_n in_o regard_n it_o have_v but_o little_a and_o few_o vacuola_n or_o empty_a space_n intermix_v and_o so_o want_v room_n to_o recede_v and_o disperse_v be_v conglomorated_a and_o agitate_a among_o themselves_o with_o such_o impetuositie_n as_o determinate_o cause_v the_o constitution_n of_o fire_n it_o be_v manifest_a that_o violent_a motion_n generate_v heat_n and_o confess_v even_o by_o aristotle_n 1._o meteor_n 3._o that_o fire_n be_v nothing_o but_o the_o hyperbole_n or_o last_o degree_n of_o heat_n second_o that_o the_o seed_n of_o fire_n be_v not_o contain_v either_o in_o the_o spherical_a glass_n or_o the_o the_o water_n include_v therein_o but_o in_o the_o beam_n of_o the_o sun_n who_o composition_n be_v altogether_o of_o igneous_a atom_n which_o be_v deradiate_v in_o disperse_a line_n want_v only_a concourse_n and_o coition_n to_o their_o investment_n in_o the_o visible_a form_n of_o fire_n and_o that_o the_o figure_n of_o the_o glass_n natural_o induce_v it_o be_v the_o nature_n of_o either_o a_o convex_a or_o concave_a glass_n to_o transmit_v many_o beam_n various_o incident_a towards_o one_o and_o the_o same_o point_n which_o the_o virtue_n of_o union_n advance_v to_o the_o force_n of_o
instance_n in_o the_o visible_a species_n of_o the_o foot_n of_o a_o handworm_n ibid._n 14_o by_o exemplify_a in_o the_o numerous_a round_a film_n of_o wax_n successive_o derept_v from_o a_o wax_n tapor_n by_o the_o flame_n thereof_o in_o the_o space_n of_o a_o hour_n and_o 142_o 15_o in_o the_o innumerable_a film_n of_o oil_n likewise_o successive_o delibrate_v by_o the_o flame_n of_o a_o ellychnium_n or_o match_n perpendicular_o float_v in_o a_o vessel_n of_o equal_a capacity_n with_o solomon_n brazen_a sea_n in_o the_o space_n of_o 48_o hour_n ibid._n 16_o by_o the_o analogy_n betwixt_o a_o odorable_a and_o visible_a species_n ibid._n 17_o the_o manner_n and_o reason_n of_o the_o production_n of_o visible_a image_n according_a to_o the_o hypothesis_n of_o epicurus_n 143_o 18_o the_o celerity_n of_o the_o motion_n of_o visible_a image_n reason_v and_o compare_v to_o that_o of_o the_o light_n of_o the_o sun_n 144_o 19_o the_o translation_n of_o a_o movable_a from_o place_n to_o place_n in_o a_o indivisible_a point_n of_o time_n impossible_a and_o why_o ibid._n 20_o the_o facility_n of_o the_o abduction_n or_o avolation_n of_o image_n visible_a from_o solid_a concretion_n solve_v by_o the_o spontaneous_a exsilition_n of_o their_o superficial_a atom_n and_o the_o solicitation_n of_o light_n incident_a upon_o they_o ibid._n 21_o that_o object_n do_v not_o emit_v their_o visible_a image_n but_o when_o illustrate_v a_o conceit_n though_o paradoxical_a yet_o not_o improbable_a 145_o sect_n ii_o artic_a 1_o visible_a image_n systatical_a describe_v and_o distinguish_v from_o apostatical_a one_o 146_o 2_o their_o existence_n assure_v by_o the_o testimony_n of_o diodorus_n siculus_n and_o ibid._n 3_o damascius_n together_o with_o the_o autopsy_n of_o kircher_n ibid._n 4_o kircher_n description_n of_o that_o famous_a apparition_n at_o rhegium_n call_v morgana_n rheginorum_n and_o 147_o 5_o most_o ingenious_a investigation_n of_o the_o cause_n thereof_o ibid._n 6_o his_o admirable_a artifice_n for_o the_o exhibition_n of_o the_o like_a aereal_a representation_n in_o imitation_n of_o nature_n 148_o chap._n iii_o concern_v the_o manner_n and_o reason_n of_o vision_n p._n 149._o sect_n i._o artic_a 1_o the_o reason_n of_o vision_n according_a to_o the_o opinion_n of_o the_o stoic_n 149_o 2_o of_o aristotle_n 150_o 3_o of_o the_o pythagorean_n ibid._n 4_o of_o empedocles_n ibid._n 5_o of_o plato_n ibid._n 6_o of_o epicurus_n ibid._n 7_o of_o mons._n des_n chartes_n 151_o 8_o the_o ingenuity_n of_o des_n chartes_n conceit_v acknowledge_v but_o the_o solidity_n indubitate_v 152_o 9_o the_o opinion_n of_o epicurus_n more_o satisfactory_a than_o any_o other_o because_o more_o rational_a and_o less_o obnoxious_a to_o inexplicable_a difficulty_n ibid._n 10_o the_o two_o most_o considerable_a difficulty_n oppose_v to_o epicurus_n position_n of_o the_o incursion_n of_o substantial_a image_n into_o the_o eye_n 153_o sect_n ii_o artic_a 1_o that_o the_o superfice_n of_o no_o body_n be_v perfect_o smooth_a evict_v by_o solid_a reason_n and_o autopsie_n ibid._n 2_o that_o the_o visible_a image_n do_v consist_v of_o so_o many_o ray_n as_o there_o be_v point_n designable_a in_o the_o whole_a superfice_n of_o the_o object_n and_o that_o each_o ray_n have_v its_o line_n of_o tendency_n direct_v respective_a to_o the_o face_n of_o that_o particle_n in_o the_o superfice_n from_o which_o it_o be_v emit_v 154_o 3_o that_o the_o density_n and_o union_n of_o the_o ray_n compose_v the_o visible_a image_n be_v great_a or_o less_o according_a to_o their_o less_o or_o great_a elongation_n from_o the_o object_n ibid._n 4_o that_o the_o visible_a image_n be_v neither_o total_a in_o the_o total_a medium_n nor_o total_a in_o every_o part_n thereof_o but_o so_o manifold_a as_o be_v the_o part_n of_o the_o medium_n from_o which_o the_o object_n be_v discernible_a contrary_n to_o the_o aristotelean_n 155_o 5_o paradox_n that_o no_o man_n can_v see_v the_o same_o particle_n of_o a_o object_n with_o both_o eye_n at_o once_o nay_o not_o with_o the_o same_o eye_n if_o the_o level_n of_o its_o visive_n axe_n be_v change_v ibid._n 6_o consectary_n that_o the_o medium_fw-la be_v not_o possess_v with_o one_o simple_a image_n but_o by_o a_o aggregate_v of_o innumerable_a image_n deradiate_a from_o the_o same_o object_n all_o which_o notwithstanding_o constitute_v but_o one_o entire_a image_n 156_o 7_o consectary_n 2._o that_o myriad_o of_o different_a image_n emanant_fw-la from_o different_a object_n may_v be_v coexistent_a in_o the_o aer_fw-la without_o reciprocal_a penetration_n of_o dimension_n or_o confusion_n of_o particle_n contrary_a to_o the_o peripatetic_n ibid._n 8_o that_o the_o place_n of_o the_o visible_a image_n ultimate_a reception_n and_o complete_a perception_n be_v the_o concave_a of_o the_o retina_fw-la tunica_n 157_o 9_o that_o the_o faculty_n form_v a_o judgement_n of_o the_o condition_n of_o the_o object_n according_a to_o the_o representation_n thereof_o by_o the_o image_n at_o its_o impression_n on_o the_o principal_a part_n of_o vision_n the_o amphiblestroide_n ibid._n 10_o consectary_n that_o the_o image_n be_v the_o cause_n of_o the_o object_n appearance_n of_o this_o or_o that_o determinate_a magnitude_n 158_o 11_o consectary_n 2_o that_o no_o image_n can_v replenish_v the_o concave_n of_o the_o retina_fw-la tunica_n unless_o it_o be_v deradiate_v from_o a_o object_n of_o a_o almost_o hemispherical_a ambite_fw-la 159_o 12_o why_o when_o the_o eye_n be_v open_a there_o be_v always_o portray_v in_o the_o bottom_n thereof_o some_o one_o total_a image_n who_o various_a part_n be_v the_o special_a image_n of_o the_o several_a thing_n include_v in_o the_o visual_a hemisphere_n ibid._n 13_o paradox_n that_o the_o prospect_n of_o a_o shilling_n or_o object_n of_o a_o small_a diametre_fw-la be_v as_o great_a as_o the_o prospect_n of_o the_o firmament_n 160_o 14_o why_o a_o object_n appear_v both_o great_a in_o dimension_n and_o more_o distinct_a in_o part_n near_o at_o hand_n than_o far_o off_o ibid._n 15_o why_o a_o object_n speculate_v through_o a_o convex_a lens_n appear_v both_o great_a and_o more_o distinct_a but_o through_o a_o concave_a less_o and_o more_o confuse_a than_o when_o speculate_v only_o with_o the_o eye_n 161_o 16_o digression_n what_o figure_v perspicil_n be_v convenient_a for_o old_a and_o what_o for_o purblind_a person_n 162_o 17_o that_o to_o the_o dijudication_n of_o one_o of_o two_o object_n apparent_o equal_a to_o be_v real_o the_o great_a be_v not_o require_v a_o great_a image_n but_o only_o a_o opinion_n of_o its_o great_a distance_n 163_o 18_o des_fw-mi cartes_n opinion_n concern_v the_o reason_n of_o the_o sight_n apprehend_v the_o distance_n of_o a_o object_n 164_o 19_o vnsatisfactory_a and_o that_o for_o two_o consideration_n ibid._n 20_o and_o that_o more_o solidone_v of_o gassendus_fw-la viz._n that_o the_o cause_n of_o our_o apprehend_v the_o distance_n of_o a_o object_n consist_v in_o the_o comparation_n of_o the_o several_a thing_n interjacent_a betwixt_o the_o object_n and_o the_o eye_n by_o the_o rational_a faculty_n embrace_v and_o corroborate_v ibid._n 21_o paradox_n that_o the_o same_o object_n speculate_v by_o the_o same_o man_n at_o the_o same_o distance_n and_o in_o the_o same_o degree_n of_o light_n do_v always_o appear_v great_a to_o one_o eye_n than_o the_o other_o 165_o 22_o a_o second_o paradox_n that_o all_o man_n see_v distinct_o but_o with_o one_o eye_n at_o once_o contrary_a to_o that_o eminent_a optical_a axiom_n that_o the_o visive_n axe_n of_o both_o eyâ—_n concur_v and_o unite_v in_o the_o object_n 166_o 23_o the_o three_o degree_n of_o vision_n viz._n most_o perfect_a perfect_a and_o imperfect_a and_o the_o verity_n of_o the_o paradox_n restrain_v only_o to_o the_o two_o former_a degree_n 167_o sect_n iii_o artic_a 1_o a_o research_n into_o the_o reason_n of_o the_o different_a effect_n of_o convex_a and_o concave_a glass_n as_o well_o dioptrical_a as_o catoptrical_a ibid._n 2_o a_o corollary_n hint_v the_o cause_n why_o a_o elliptical_a concave_n reflect_v the_o incident_a ray_n in_o a_o more_o acute_a angle_n than_o a_o parabolical_a and_o a_o parabolical_a than_o a_o spherical_a 170_o 3_o a_o consectary_n why_o a_o plane_n perspicil_n exhibit_v a_o object_n in_o genuine_a dimension_n but_o a_o convex_a in_o amplify_v and_o a_o concave_a in_o minorated_a 171_o sect_n iv._o artic_a 1_o a_o recapitulation_n of_o the_o principal_a argument_n precedent_n and_o summary_n of_o the_o subsequent_a 173_o 2_o the_o eye_n anatomize_v and_o the_o proper_a use_n of_o each_o part_n thereof_o either_o absolute_o necessary_a or_o only_o advantageous_a to_o vision_n concise_o demonstrate_v viz._n 1_o the_o diaphanity_n of_o the_o horny_a membrane_n and_o the_o three_o humour_n aqueous_a crystalline_a and_o vitreous_a 2_o the_o convexity_n of_o all_o its_o part_n except_o the_o amphiblestroide_n 3_o the_o uvea_o tunica_n and_o iris._n 4_o the_o pupilla_fw-la 5_o the_o blackness_n
of_o the_o inside_n of_o the_o uvea_o tunica_n 6_o the_o tunica_n arachnoide_v 7_o the_o ciliary_a filament_n thereof_o 8_o the_o crystalline_a 9_o the_o retina_fw-la tunica_n 10_o the_o six_o muscle_n viz._n 1_o the_o direct_a as_o the_o atollent_a depriment_fw-la adducent_fw-la abducent_a 2_o and_o oblique_a as_o the_o 2_o circumactor_n or_o lover_n muscle_n 173_o to_o 177_o 3_o why_o the_o situation_n of_o a_o object_n be_v perceive_v by_o the_o sight_n 177_o 4_o the_o reason_n of_o the_o eversion_n of_o the_o image_n in_o the_o amphiblestroide_n 178_o 5_o the_o same_o illustrate_a by_o a_o experiment_n ibid._n 6_o why_o the_o motion_n and_o quiet_a of_o object_n be_v discern_v by_o the_o sight_n ibid._n 7_o why_o catoptrical_a image_n imitate_v the_o motion_n of_o their_o antitipes_n or_o original_n ibid._n 8_o why_o the_o right_a side_n of_o a_o catoptrical_a image_n respect_v the_o leave_v of_o its_o exemplar_n and_o why_o two_o catoptrick_a glass_n confront_o posit_v cause_v a_o restitution_n of_o the_o part_n of_o the_o image_n to_o the_o natural_a form_n 180_o chap._n iu_o the_o nature_n of_o colour_n p._n 182._o sect_n i._o artic_a 1_o the_o argument_n due_o acknowledge_v to_o be_v superlative_o difficult_a if_o not_o absolute_o acataleptical_a ibid._n 2_o the_o sentence_n of_o aristotle_n concern_v the_o nature_n of_o colour_n and_o the_o commentary_n of_o scaliger_n thereupon_o 183_o 3_o the_o opinion_n of_o plato_n ibid._n 4_o of_o the_o pythagorean_n and_o stoic_a 184_o 5_o of_o the_o spagyrical_a philosopher_n ibid._n 6_o the_o reason_n of_o the_o author_n desertion_n of_o all_o these_o and_o election_n of_o democritus_n and_o epicurus_n judgement_n touch_v the_o generation_n of_o colour_n ibid._n 7_o the_o text_n of_o epicurus_n full_o and_o faithful_o expound_v 185_o sect_n ii_o artic_a 1_o a_o paradox_n that_o there_o be_v no_o colour_n in_o the_o dark_a 186_o 2_o a_o familiar_a experiment_n attest_v the_o verity_n thereof_o ibid._n 3_o the_o constancy_n of_o all_o artificial_a tincture_n dependent_a on_o the_o constancy_n of_o disposition_n in_o the_o superficial_a particle_n of_o the_o body_n that_o wear_v they_o 187_o 4_o that_o so_o general_o magnify_v distinction_n of_o colour_n into_o inhaerent_a and_o mere_o apparent_a redargue_v of_o manifest_a contradiction_n ibid._n 5_o the_o emphatical_a or_o evanid_v colour_n create_v by_o prism_n no_o less_o real_a and_o inhaerent_a than_o the_o most_o durable_a tincture_n 188_o 6_o corollary_n the_o reason_n of_o emphatical_a colour_n appinge_v on_o body_n object_v by_o a_o prism_n 189_o 7_o the_o true_a difference_n of_o emphatical_a and_o durable_a colour_n brief_o state_v ibid._n 8_o no_o colour_n formal_o inhaerent_a in_o object_n but_o only_o material_o or_o effective_o contrary_a to_o the_o constant_a tenent_n of_o the_o school_n ibid._n 9_o the_o same_o far_o vindicate_v from_o difficulty_n by_o the_o tempestive_a recognition_n of_o some_o praecedent_a assumption_n of_o the_o atomist_n 190_o sect_n iii_o artic_a 1_o the_o nativity_n of_o white_a or_o the_o reason_n of_o its_o perception_n by_o the_o sight_n 191_o 2_o black_a a_o mere_a privation_n of_o light_n ibid._n 3_o the_o genealogy_n of_o all_o intermediate_n colors_z ibid._n 4_o the_o cause_n of_o the_o sympathy_n and_o antipathy_n of_o some_o colour_n 192_o 5_o the_o intermission_n of_o small_a shadow_n among_o the_o line_n of_o light_n absolute_o necessary_a to_o the_o generation_n of_o any_o intermediate_n colour_n ibid._n 6_o two_o eminent_a problem_n concern_v the_o generation_n and_o transposition_n of_o the_o vermilion_n and_o caerule_n appinge_v on_o body_n by_o prisme_n 193_o 7_o the_o solution_n of_o the_o former_a with_o a_o rational_a conjecture_n of_o the_o cause_n of_o the_o blue_n apparent_a in_o the_o concave_n of_o the_o heaven_n 194_o 8_o the_o solution_n of_o the_o latter_a 195_o 9_o the_o reason_n why_o the_o author_n proceed_v not_o to_o investigate_v the_o cause_n of_o compound_v colour_n in_o particular_a 196_o 10_o he_o confess_v the_o erection_n of_o this_o whole_a discourse_n on_o simple_a conjecture_n and_o enumerate_v the_o difficulty_n to_o be_v subdue_v by_o he_o who_o hope_v to_o attain_v a_o apodictical_a knowledge_n of_o the_o essence_n and_o cause_n of_o colour_n ibid._n 11_o des_n cartes_n attempt_v to_o dissolve_v the_o chief_a of_o those_o difficulty_n unsuccessful_a because_o ground_v on_o a_o unstable_a hypothesis_n 197_o chap._n v._o the_o nature_n of_o light_n p._n 198._o sect_n i._o artic_a 1_o the_o clasp_v or_o ligament_n of_o this_o to_o the_o praecedent_a chapter_n ibid._n 2_o the_o author_n notion_n of_o the_o ray_n of_o light_n ibid._n 3_o a_o parallelism_n betwixt_o a_o stream_n of_o water_n exsilient_fw-la from_o the_o cock_n of_o a_o cistern_n and_o a_o ray_n of_o light_n emanent_fw-la from_o its_o lucid_a fountain_n ibid._n praeconsiderables_n 199_o 4_o light_n distinguish_v into_o primary_n secondary_a etc._n etc._n 199_o 5_o all_o light_a debilitate_a by_o reflection_n and_o why_o ibid._n 6_o a_o example_n sensible_o demomonstrate_v the_o same_o 200_o 7_o that_o light_n be_v in_o perpetual_a motion_n according_a to_o aristotle_n ibid._n 8_o light_n why_o corroborate_v in_o some_o case_n and_o debilitate_a in_o other_o by_o refraction_n 201_o corollary_n why_o the_o figure_n of_o the_o sun_n both_o rise_n and_o set_v appear_v rather_o elliptical_a than_o spherical_a ibid._n 9_o paradox_n that_o the_o proportion_n of_o solary_a ray_n reflect_v by_o the_o superior_a aer_fw-la or_o aether_n towards_o the_o earth_n be_v so_o small_a as_o not_o to_o be_v sensible_a 202_o 10_o that_o every_o lucid_a body_n as_o lucid_n do_v emit_v its_o ray_n sphaerical_o but_o as_o visible_a pyramidally_n ibid._n 11_o that_o light_n be_v invisible_a in_o the_o pure_a medium_n 203_o sect_n ii_o artic_a 1_o the_o necessity_n of_o the_o author_n confirmation_n of_o the_o first_o praeconsiderable_a 204_o 2_o the_o corporiety_n of_o light_n demonstrate_v by_o its_o just_a attribute_n viz._n 1_o locomotion_n 2_o resilition_n 3_o refraction_n 4_o coition_n 5_o disgregation_n 6_o igniety_n 224_o 225_o 3_o aristotle_n definition_n of_o light_n a_o mere_a ambage_n and_o incomprehensible_a 205_o 4_o thecorporiety_n of_o light_n import_v not_o the_o coexistence_n of_o two_o body_n in_o one_o place_n contrary_a to_o the_o peripatetic_a 206_o 5_o nor_o the_o motion_n of_o a_o body_n to_o be_v instantaneous_a ibid._n 6_o the_o invisibility_n of_o light_n in_o the_o limpid_a medium_n no_o argument_n of_o its_o immateriality_n as_o the_o peripatetic_a praesume_v ibid._n 7_o the_o corporiety_n of_o light_n full_o consistent_a with_o the_o duration_n of_o the_o sun_n contrary_a to_o the_o peripatetic_a 207_o 8_o the_o insensibility_n of_o heat_n in_o many_o lucent_a body_n no_o valid_a argument_n against_o the_o present_a thesis_n that_o light_n be_v flame_n attenuate_v ibid._n chap._n vi_o the_o nature_n of_o a_o sound_n p_o 208._o sect_n i._o artic_a 1_o a_o elegy_n of_o the_o sense_n of_o hear_v and_o the_o relation_n of_o this_o and_o the_o praecedent_a chapter_n ibid._n 2_o the_o great_a affinity_n betwixt_o visible_a and_o audible_a species_n in_o their_o representation_n of_o the_o superficial_a condition_n of_o object_n 209_o 3_o in_o the_o cause_n and_o manner_n of_o their_o destruction_n ibid._n 4_o in_o their_o actinobolism_n or_o diffusion_n both_o spherical_a and_o pyramidal_a 210_o 5_o in_o their_o certify_v the_o sense_n of_o the_o magnitude_n figure_n and_o other_o quality_n of_o their_o original_n ibid._n 6_o in_o the_o obscuration_n of_o less_o by_o great_a 211_o 7_o in_o their_o offence_n of_o the_o organ_n when_o excessive_a ibid._n 8_o in_o their_o production_n of_o heat_n by_o multiplication_n ibid._n 9_o in_o their_o variability_n according_a to_o the_o various_a disposition_n of_o the_o medium_fw-la ibid._n 10_o in_o their_o chief_a attribute_n of_o locomotion_n exsilition_n impaction_n resilition_n disgregation_n congregation_n ibid._n sect_n ii_o artic_a 1_o the_o product_n of_o the_o praemise_n concern_v the_o point_n of_o consent_n and_o dissent_n of_o audible_a and_o visible_a species_n viz_o that_o sound_n be_v corporeal_a 213_o 2_o a_o obstruction_n of_o praejudice_n from_o the_o general_o suppose_v repugnant_a authority_n of_o some_o of_o the_o ancient_n expeded_a ibid._n 3_o a_o argument_n of_o the_o corporiety_n of_o sound_n 214_o 4_o a_o second_o argument_n ibid._n corollary_n ibid._n 5_o the_o cause_n of_o concurrent_a echo_n where_o the_o audient_fw-la be_v equal_o almost_o distant_a from_o the_o sonant_fw-la and_o repercutient_fw-la ibid._n corollary_n 2._o 215_o 6_o why_o concave_n yield_v the_o strong_a and_o long_a sound_n ibid._n corollary_n 3._o ibid._n 7_o the_o reason_n of_o concurrent_a echo_n where_o the_o audient_fw-la be_v near_o the_o 〈◊〉_d and_o remote_a from_o the_o sonant_fw-la ibid._n corollary_n 4._o ibid._n 8_o wâ—y_a 〈◊〉_d monophon_n rehearse_v so_o much_o the_o fâ—â—er_a syllable_n by_o how_o much_o near_o the_o audient_fw-la be_v
the_o constitution_n of_o all_o sort_n of_o thing_n 434_o chap._n ii_o of_o motion_n p._n 435._o sect_n i._o artic_a 1_o why_o the_o nature_n of_o motion_n which_o deserve_v to_o have_v be_v the_o subject_n of_o the_o first_o speculation_n be_v reserve_v to_o be_v the_o argument_n of_o the_o last_o in_o this_o physiology_n ibid._n 2_o a_o epicurean_a principle_n of_o fundamental_a concern_v to_o motion_n 436_o 3_o aristotle_n position_n that_o the_o first_o principle_n of_o motion_n be_v the_o very_a form_n of_o the_o thing_n move_v absolute_o incomprehensible_a unless_o the_o form_n of_o a_o thing_n be_v conceive_v to_o be_v a_o certain_a tenuious_a contexture_n of_o most_o subtle_a and_o most_o active_a atom_n ibid._n 4_o a_o second_o epicurean_a fundamental_a concern_v motion_n and_o the_o state_n of_o the_o difference_n betwixt_o epicurus_n aristotle_n and_o plato_n touch_v the_o same_o 4â—7_n 5_o epicurus_n definition_n of_o motion_n to_o be_v the_o remove_n of_o a_o body_n from_o place_n to_o place_n much_o more_o intelligible_a and_o proper_a than_o aristotle_n that_o it_o be_v the_o act_n of_o a_o entity_n in_o power_n as_o it_o be_v such_o 438_o 6_o empericus_fw-la his_o objection_n against_o that_o definition_n of_o epicurus_n and_o the_o full_a solution_n of_o each_o 439_o 7_o that_o there_o be_v motion_n contrary_a to_o the_o sophism_n of_o parmenides_n melissus_n zeno_n diodorus_n and_o the_o sceptic_n 441_o sect_n ii_o artic_a 1_o aristotles_n definition_n of_o natural_a and_o violent_a motion_n incompetent_a and_o more_o adequate_a one_o substitute_v in_o the_o room_n of_o they_o 444_o 2_o the_o same_o deduce_v from_o the_o first_o epicurean_a principle_n of_o motion_n praemise_v and_o three_o considerable_a conclusion_n extract_v from_o thence_o 445_o 3_o a_o short_a survey_n of_o aristotle_n whole_a theory_n concern_v the_o natural_a motion_n of_o inanimate_v and_o the_o error_n thereof_o 446_o 4_o uniformity_n or_o aequability_n the_o proper_a character_n of_o a_o natural_a motion_n and_o the_o want_n of_o uniformity_n of_o a_o violent_a 447_o 5_o the_o downward_o motion_n of_o inanimate_v derive_v from_o a_o external_n principle_n contrary_a to_o aristotle_n 449_o 6_o that_o that_o external_n principle_n be_v the_o magnetic_a attraction_n of_o the_o earth_n 450_o 7_o that_o the_o upward_o motion_n of_o light_a thing_n be_v not_o accelerate_a in_o every_o degree_n of_o their_o ascent_n as_o aristotle_n praecarious_o affirm_v but_o the_o downward_o motion_n of_o heavy_a thing_n be_v accelerate_a in_o every_o degree_n of_o their_o descent_n ibid._n 8_o the_o cause_n of_o that_o increase_n of_o velocity_n in_o body_n descend_v not_o the_o augmentation_n of_o their_o specifical_a perfection_n as_o they_o approach_v near_o and_o near_o to_o their_o proper_a place_n as_o simplicius_n make_v aristotle_n to_o have_v think_v 452_o 9_o nor_o the_o diminution_n of_o the_o quantity_n of_o aer_fw-la underneath_o they_o as_o some_o other_o conjecture_v ibid._n 10_o nor_o the_o gradual_a diminution_n of_o the_o force_n impress_v upon_o they_o in_o their_o projection_n upward_o as_o hipparchus_n allege_v 453_o 11_o but_o the_o magnetic_a attraction_n of_o the_o earth_n ibid._n 12_o that_o the_o proportion_n or_o ration_n of_o celerity_n to_o celerity_n increase_a in_o the_o descent_n of_o heavy_a thing_n be_v not_o the_o same_o as_o the_o proportion_n or_o ration_n of_o space_n to_o space_n which_o they_o pervade_v contrary_a to_o michael_n varro_n the_o mathematician_n 455_o 13_o but_o that_o the_o moment_n or_o equal_a degree_n of_o celerity_n carry_v the_o same_o proportion_n as_o the_o moment_n or_o equal_a degree_n of_o time_n during_o the_o motion_n according_a to_o the_o illustrious_a galileo_n 456_o 14_o galilaeo_n ground_n experience_n and_o reason_n 457_o 15_o the_o same_o demonstrate_v 458_o 16_o the_o physical_a reason_n of_o that_o proportion_n 460_o 17_o the_o reason_n of_o the_o equal_a velocity_n of_o body_n of_o very_a different_a weight_n fall_v from_o the_o same_o altitude_n infer_v from_o the_o same_o theory_n ibid._n 18_o gravity_n distinguish_v into_o simple_a and_o adjectitious_a 461_o 19_o the_o rate_n of_o that_o superlative_a velocity_n with_o which_o a_o bullet_n will_v be_v carry_v in_o case_n it_o shall_v fall_v from_o the_o moon_n sun_n or_o region_n of_o the_o fix_a star_n to_o the_o earth_n and_o from_o each_o of_o those_o vast_a height_n to_o the_o centre_n of_o the_o earth_n 462_o sect_n iii_o artic_a 1_o what_o and_o whence_o be_v that_o force_n or_o virtue_n motive_n whereby_o body_n project_v be_v carry_v on_o after_o their_o dismission_n from_o the_o projicient_fw-la 463_o 2_o the_o mâ—nner_n of_o the_o impression_n of_o that_o force_n 465_o 3_o that_o all_o mâ—tion_n in_o a_o free_a or_o empty_a space_n must_v be_v vniform_a and_o perpetual_a and_o that_o the_o chief_a cause_n of_o the_o inequality_n and_o brevity_n of_o the_o motion_n of_o thing_n project_v through_o the_o atmosphere_n be_v the_o magnetic_a attraction_n of_o the_o earth_n 466_o 4_o that_o in_o the_o atmosphere_n no_o body_n can_v be_v project_v in_o a_o direct_a line_n unless_o perpendicular_o upward_o or_o downward_o and_o why_o 468_o 5_o that_o the_o motion_n of_o a_o stone_n project_v upward_o oblique_o be_v compose_v of_o a_o horizontal_n and_o perpendicular_a together_o ibid._n 6_o demonstration_n of_o that_o composition_n 469_o 7_o that_o of_o the_o two_o different_a force_n impress_v upon_o a_o ball_n throw_v upward_o from_o the_o hand_n of_o a_o man_n stand_v in_o a_o ship_n that_o be_v under_o sail_n the_o one_o do_v not_o destroy_v the_o other_o but_o each_o attain_v its_o proper_a scope_n ibid._n 8_o that_o the_o space_n of_o time_n in_o which_o the_o ball_n be_v ascend_v from_o the_o foot_n to_o the_o top_n of_o the_o mast_n be_v equal_a to_o that_o in_o which_o it_o be_v again_o descend_v from_o the_o top_n to_o the_o foot_n 470_o 9_o that_o though_o the_o perpendicular_a motion_n of_o a_o stone_n throw_v oblique_o upward_a be_v unequal_a both_o in_o its_o ascent_n and_o descent_n yet_o be_v the_o horizontal_n of_o equal_a velocity_n in_o all_o part_n of_o space_n ibid._n 10_o the_o reason_n and_o manner_n of_o the_o reflection_n or_o rebound_v motion_n of_o body_n divert_v from_o the_o line_n of_o their_o direction_n by_o other_o encounter_v they_o 471_o 11_o that_o the_o emersion_n of_o a_o weight_n appense_v to_o a_o string_n from_o the_o perpendicular_a to_o which_o it_o have_v reduce_v itself_o in_o vibration_n be_v a_o reflection_n median_a betwixt_o no_o reflection_n at_o all_o and_o the_o least_o reflection_n assignable_a and_o the_o rule_n of_o all_o other_o reflection_n whatever_o 472_o 12_o the_o reason_n of_o the_o equality_n of_o the_o angle_n of_o incidence_n and_o reflection_n ibid._n 13_o two_o inference_n from_o the_o praemise_n viz·_n 1_o that_o the_o oblique_a projection_n of_o a_o globe_n against_o a_o plane_n be_v compose_v of_o a_o double_a parallel_n and_o 2_o that_o nature_n suffer_v no_o diminution_n of_o her_o right_a to_o the_o short_a way_n by_o reflection_n 474_o 14_o wherein_o the_o aptitude_n or_o ineptitude_n of_o body_n to_o reflection_n do_v consist_v ibid._n book_n the_o first_o chap._n i._n all_o modern_a philosopher_n reduce_v to_o four_o general_a order_n and_o the_o principal_a cause_n of_o their_o dissension_n sect_n i._o if_o we_o look_v back_o into_o the_o monument_n or_o remain_n of_o antiquity_n enumerate_v we_o shall_v observe_v as_o many_o several_a sect_n of_o philosopher_n as_o be_v the_o olympiad_n in_o which_o greece_n wear_v the_o imperial_a diadem_n of_o letter_n nay_o perhaps_o as_o many_o as_o she_o contain_v academy_n and_o public_a professor_n of_o art_n and_o science_n each_o master_n affect_v to_o be_v repute_v the_o principal_a secretary_n of_o nature_n and_o his_o disciple_n their_o mind_n be_v deep_o imbue_v with_o his_o principle_n admire_v he_o as_o the_o grand_a oracle_n of_o divinity_n and_o the_o infallible_a dictator_n of_o scientifical_a maxim_n the_o chief_a most_o diffuse_v and_o most_o memorable_a of_o these_o sect_n be_v the_o pythagorean_n the_o stoic_a the_o platonist_n the_o academic_a the_o peripatetic_a the_o epicurean_a and_o what_o deride_v all_o the_o rest_n the_o pyrrhonian_n or_o sceptic_a which_o fierce_o contend_v for_o the_o laurel_n by_o subtle_a disputation_n on_o the_o side_n of_o absolute_a ignorance_n and_o aspire_v to_o the_o monarchy_n of_o wisdom_n by_o detect_v the_o vanity_n and_o incertitude_n of_o all_o natural_a science_n as_o for_o the_o megaric_a eretrick_n cyreniack_a annicerian_a theodorian_n cynic_n eliack_n dialectic_a and_o other_o less_o famous_a diogenes_n laertius_n de_fw-la vita_fw-la philosophor_n have_v preserve_v not_o only_o a_o faithful_a catalogue_n of_o they_o but_o have_v also_o record_v their_o original_n declination_n period_n opinion_n increase_n if_o we_o inquire_v into_o the_o modern_a state_n of_o learning_n down_o even_o to_o our_o present_a
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emission_n of_o certain_a igneous_a or_o lucid_a spirit_n from_o the_o organ_n to_o the_o object_n suppose_v the_o eye_n to_o be_v a_o kind_n of_o glass_n lantern_n illustrate_v and_o illustrate_v the_o visible_a by_o its_o own_o light_n plato_n 5_o plato_n though_o he_o likewise_o avouch_v the_o emanation_n of_o corporeal_a effluviaes_n from_o the_o object_n do_v not_o yet_o allow_v they_o to_o arrive_v quite_o home_o at_o the_o eye_n but_o will_v have_v they_o to_o be_v meet_v half_a way_n by_o ray_n of_o light_n extramit_v from_o the_o eye_n and_o that_o these_o two_o stream_n of_o external_n and_o internal_a light_n encounter_v with_o some_o renitency_n reciprocal_a do_v recoil_v each_o from_o other_o and_o the_o stream_n of_o internal_a light_a resilient_n back_o into_o the_o eye_n do_v communicate_v unto_o it_o that_o particular_a kind_n of_o impression_n which_o it_o receive_v from_o the_o stream_n of_o extradvenient_a light_n in_o the_o encounter_n and_o so_o the_o sentient_a 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part_n of_o both_o liquor_n and_o yet_o most_o certain_a it_o be_v that_o the_o particle_n of_o wine_n possess_v not_o the_o same_o invisible_a loculament_n or_o receptary_n that_o be_v replete_a with_o the_o particle_n of_o water_n but_o other_o absolute_o distinct_a because_o otherwise_o there_o will_v be_v as_o much_o of_o water_n or_o wine_n alone_o in_o the_o vial_n as_o there_o be_v of_o both_o water_n and_o wine_n which_o in_o that_o continent_n be_v impossible_a and_o hereupon_o we_o conclude_v that_o to_o admit_v every_o distinct_a species_n to_o replenish_v the_o whole_a medium_n be_v no_o less_o dangerous_a then_o to_o admit_v that_o each_o of_o two_o liquor_n confuse_v do_v single_o replenish_v the_o whole_a capacity_n or_o the_o continent_n the_o parity_n of_o reason_n justify_v the_o parallelism_n assumption_n the_o five_o that_o the_o visible_a image_n be_v traject_v through_o the_o pupil_n tunica_n and_o have_v suffer_v its_o ultimate_a refraction_n in_o that_o convex_a mirror_n the_o crystalline_a humour_n be_v receive_v and_o determine_v in_o that_o principal_a seat_n of_o vision_n which_o hold_v no_o remote_a analogy_n to_o a_o concave_a mirror_n the_o retina_fw-la tunica_n or_o expansion_n of_o the_o optic_a nerve_n in_o the_o bottom_n of_o the_o eye_n and_o therein_o represent_v the_o object_n from_o whence_o it_o be_v deradiate_v in_o all_o particular_n to_o the_o life_n i._n e._n with_o the_o same_o colour_n figure_n and_o situation_n of_o part_n which_o it_o real_o bear_v provide_v the_o distance_n be_v not_o excessive_a the_o first_o part_n of_o this_o eminent_a proposition_n that_o excellent_a mathematician_n christopher_n scheinerus_n have_v so_o evict_v by_o physical_a reason_n optical_a demonstration_n and_o singular_a experiment_n as_o no_o truth_n can_v seem_v capable_a of_o great_a illustration_n and_o less_o opposition_n and_o therefore_o the_o great_a right_n we_o can_v do_v ourselves_o or_o you_o in_o this_o point_n be_v to_o remit_v you_o to_o the_o observant_a lecture_n of_o his_o whole_a three_o book_n the_o fundament_n opticis_fw-la which_o we_o dare_v commend_v with_o this_o just_a elegy_n that_o it_o be_v the_o most_o elaborate_v and_o satisfy_v investigation_n of_o the_o principal_a seat_n of_o vision_n that_o ever_o the_o world_n be_v enrich_v with_o and_o he_o who_o shall_v desire_v a_o more_o accomplish_a discourse_n on_o that_o former_o abstruse_a theorem_n must_v encounter_v the_o censure_n of_o be_v either_o scarce_o ingenious_a enough_o to_o comprehend_v or_o scarce_o ingenuous_a enough_o to_o acknowledge_v the_o convince_a energy_n of_o the_o argument_n and_o demonstration_n therein_o allege_v for_o the_o confirmation_n of_o his_o thesis_n radij_fw-la formalitèr_fw-la visorij_fw-la nativam_fw-la sedem_fw-la esse_fw-la tunicam_fw-la retinam_fw-la and_o the_o other_o be_v sufficient_o evincible_a even_o from_o hence_o amphiblestrâ—ides_n that_o the_o sight_n or_o if_o you_o please_v the_o interior_n faculty_n do_v always_o judge_v of_o tâ—e_v adspectable_a form_n of_o a_o object_n according_a to_o the_o condition_n of_o the_o image_n emanant_fw-la from_o it_o at_o least_o according_a as_o it_o be_v represent_v by_o the_o image_n at_o the_o impression_n thereof_o on_o the_o principal_a visory_a part_n which_o be_v a_o position_n of_o eminent_a certitude_n for_o no_o other_o cause_n can_v be_v assign_v why_o the_o visive_n faculty_n do_v deprehend_v and_o pronounce_v a_o object_n to_o be_v of_o this_o or_o that_o particular_a colour_n but_o only_o this_o that_o the_o image_n impress_v on_o the_o network_n coat_n do_v represent_v it_o in_o that_o particular_a colour_n and_o no_o other_o why_o when_o half_a of_o the_o object_n be_v eclipse_v by_o some_o opace_fw-la body_n interpose_v the_o eye_n can_v speculate_v nor_o the_o faculty_n judge_v of_o no_o more_o than_o the_o unobscure_v half_o but_o only_o this_o that_o the_o image_n be_v mutilate_v and_o so_o consist_v of_o only_a those_o radii_fw-la that_o be_v emit_v from_o the_o unobscure_v half_a and_o consequent_o can_v infer_v the_o similitude_n of_o no_o more_o why_o a_o object_n of_o whatever_o colour_n appear_v red_a when_o speculate_v through_o glass_n of_o that_o tincture_n but_o only_o because_o the_o image_n in_o its_o trajection_n through_o that_o medium_fw-la be_v infect_v with_o redness_n retain_v the_o same_o even_o to_o its_o sigillation_n on_o the_o expansion_n of_o the_o optic_a nerve_n why_o the_o sight_n in_o some_o case_n especial_o in_o that_o of_o immoderate_a distance_n and_o when_o the_o object_n be_v behold_v through_o a_o reverse_v glass_n deprehend_v the_o object_n under_o a_o false_a figure_n but_o because_o the_o image_n represent_v it_o under_o that_o dissimilar_v figure_n have_v either_o its_o angle_n â—etused_v by_o reason_n of_o a_o too_o long_a trajection_n through_o the_o medium_fw-la or_o the_o situation_n of_o its_o part_n invert_v by_o decussation_n of_o its_o ray_n in_o the_o glass_n consectary_n the_o first_o magnitude_n now_o it_o be_v no_o less_o evident_a then_o certain_a that_o the_o image_n be_v the_o sole_a cause_n of_o the_o object_n appearance_n under_o such_o or_o such_o a_o determinate_a colour_n and_o of_o this_o or_o that_o determinate_a figure_n it_o be_v of_o pure_a consequence_n that_o the_o image_n must_v also_o be_v the_o cause_n of_o the_o object_n appearance_n in_o this_o or_o that_o determinate_a magnitude_n especial_o since_o figure_n be_v essence_v in_o the_o termination_n of_o magnitude_n according_a to_o euclid_n lib._n 1._o def_n 14._o figura_fw-la est_fw-la quae_fw-la sub_fw-la aliquo_fw-la vel_fw-la aliquibus_fw-la terminis_fw-la comprehenditur_fw-la for_o why_o do_v the_o object_n appear_v to_o be_v of_o great_a small_a or_o mean_a dimension_n if_o not_o because_o the_o image_n arrive_v at_o the_o sentient_a be_v great_a small_a or_o mean_v why_o do_v the_o whole_a object_n appear_v great_a than_o a_o part_n 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distance_n and_o by_o conversion_n the_o knowledge_n of_o its_o distance_n both_o assist_v and_o facilitate_v the_o comprehension_n of_o its_o magnitude_n which_o come_v not_o much_o short_a of_o absolute_a necessity_n since_o as_o des_fw-mi cartes_n dioptrices_fw-la cap._n 6._o have_v excellent_o observe_v in_o these_o word_n quoniam_fw-la autem_fw-la longitudo_fw-la longius_fw-la decurrentiam_fw-la radiorum_fw-la non_fw-la exquisite_a salis_fw-la ex_fw-la modo_fw-la impulsus_fw-la cognosci_fw-la potest_fw-la praecedens_fw-la distantiae_fw-la scientia_fw-la hic_fw-la in_o auxilium_fw-la est_fw-la vocanda_fw-la sic_fw-la ex_fw-la gr._n sâ—_n distantia_fw-la cognoscatur_fw-la esse_fw-la magna_fw-la &_o angulus_n visionis_fw-la sit_fw-la parvus_fw-la res_fw-la objecta_fw-la longius_fw-la distans_fw-la judicatur_fw-la magna_fw-la sin_n verò_fw-la distantia_fw-la sciatur_fw-la esse_fw-la parva_fw-la &_o angulus_fw-la visionis_fw-la sit_fw-la magnus_fw-la objectum_fw-la judicatur_fw-la esse_fw-la parvum_fw-la si_fw-la verò_fw-la distantia_fw-la objecti_fw-la longius_fw-la dissiti_fw-la sit_fw-la in_o cognita_fw-la nihilcerti_fw-la de_fw-la ejus_fw-la magnitudine_fw-la decerni_fw-la potest_fw-la if_o the_o distance_n of_o a_o object_n far_o remove_v be_v unknown_a the_o judgement_n concern_v the_o magnitude_n thereof_o must_v be_v uncertain_a consectary_n the_o second_o again_o insomuch_o as_o the_o receptary_n of_o the_o visible_a image_n ambite_fw-la be_v that_o concave_a mirror_n the_o retina_fw-la tunica_fw-la we_o call_v it_o a_o concave_a mirror_n not_o only_o in_o respect_n of_o its_o figure_n and_o use_v but_o also_o in_o imitation_n of_o that_o grand_a master_n of_o the_o optic_n alhazen_a who_o in_o lib._n 1._o cap._n 2._o say_v thus_o et_fw-la sequitur_fw-la ex_fw-la hoc_fw-la at_o corpus_fw-la sentiens_fw-la quod_fw-la est_fw-la in_o concavo_fw-la nervi_fw-la retina_fw-la nimirum_fw-la sit_fw-la aliquantulùm_fw-la diaphanum_fw-la ut_fw-la appareant_fw-la in_o eo_fw-la formae_fw-la lucis_fw-la &_o coloris_fw-la etc._n etc._n hence_o be_v it_o that_o no_o image_n can_v total_o fill_v that_o receptary_n unless_o it_o be_v derive_v from_o a_o object_n of_o a_o almost_o hemispherical_a ambite_fw-la or_o compass_n so_o that_o the_o ray_n tend_v from_o it_o to_o the_o eye_n may_v bear_v the_o form_n of_o a_o cone_n
be_v the_o segment_n of_o a_o great_a or_o small_a circle_n project_n the_o image_n of_o a_o object_n on_o a_o paper_n set_v at_o convenient_a distance_n from_o the_o tube_n that_o hold_v it_o confuse_a and_o insincere_a because_o it_o refract_v the_o ray_n thereof_o even_o to_o disgregation_n so_o that_o never_o unite_n again_o they_o be_v transmit_v in_o divide_a stream_n and_o cause_n a_o chaos_n or_o perpetual_a confusion_n on_o the_o contrary_a a_o convex_a lens_n refract_v the_o ray_n before_o divide_v even_o to_o a_o concourse_n and_o union_n and_o so_o make_v that_o image_n distinct_a and_o ordinate_a which_o at_o its_o incidence_n thereon_o be_v confuse_v and_o inordinate_a and_o so_o much_o the_o more_o perfect_a must_v every_o convex_a lens_n be_v by_o how_o much_o great_a the_o sphere_n be_v of_o which_o it_o be_v a_o section_n for_o as_o kircher_n well_o observe_v in_o magia_n parastatica_fw-la if_o the_o len_n be_v not_o only_o a_o portion_n of_o a_o great_a sphere_n v._o gr._n such_o a_o one_o who_o diametre_fw-la contain_v twenty_o or_o thirty_o roman_a palm_n but_o have_v its_o own_o diametre_fw-la consist_v of_o one_o or_o two_o palm_n it_o will_v represent_v object_n of_o very_a large_a dimension_n with_o so_o admirable_a similitude_n as_o to_o inform_v the_o visive_n faculty_n of_o all_o its_o colour_n part_n and_o other_o discoverable_n in_o it_o superfice_n of_o which_o sort_n be_v those_o excellent_a glass_n make_v by_o that_o famous_a artist_n eustachio_n divini_fw-la at_o rome_n by_o the_o help_n whereof_o the_o painter_n of_o italy_n use_v to_o draw_v the_o most_o exquisite_a chorographical_n topographical_n and_o prosopographical_a table_n in_o the_o world_n this_o difference_n betwixt_o concave_n and_o convex_a perspicil_n be_v thus_o state_v by_o kircher_n art_n magnae_fw-la lucis_fw-la &_o umbrae_n lib._n 10._o magiae_fw-la part_n 2._o sect._n 5._o hinc_fw-la patet_fw-la differentia_fw-la lentis_fw-la conveâ—ae_fw-la &_o concavae_fw-la quod_fw-la illa_fw-la confusam_fw-la speciem_fw-la acceptam_fw-la transmissamque_fw-la semper_fw-la distinguit_fw-la &_o optimè_fw-la ordinat_fw-la â—lla_fw-la verò_fw-la eandem_fw-la perpetuo_fw-la confundit_fw-la unde_fw-la officium_fw-la lentis_fw-la convexae_fw-la est_fw-la easdem_fw-la confusè_fw-la accept_v be_v in_o debita_fw-la distantia_fw-la secundum_fw-la svam_fw-la potentiam_fw-la distinguere_fw-la &_o ordinare_fw-la and_o by_o scheinerus_n in_o fundam_fw-la optic_n lib._n 3._o part_n 1._o cap._n 11._o thus_o licet_fw-la in_o vitro_fw-la quocunque_fw-la refractio_fw-la ad_fw-la perpendicularem_fw-la semper_fw-la accidat_fw-la quia_fw-la tamen_fw-la ipsum_fw-la superficie_fw-la cava_fw-la terminatur_fw-la radij_fw-la in_o aerem_fw-la egressi_fw-la potius_fw-la disperguntur_fw-la quam_fw-la colliguntur_fw-la cujus_fw-la contrarium_fw-la evenit_fw-la vitro_fw-la convexo_fw-la ob_fw-la contrariam_fw-la extremitatem_fw-la rationes_fw-la sumuntur_fw-la à _fw-la refractionibus_fw-la in_o diversa_fw-la tendentibus_fw-la vitri_fw-la convexi_fw-la &_o concavi_fw-la ob_fw-la contrarias_fw-la extremitatum_fw-la configurationes_fw-la concavitas_fw-la enim_fw-la radios_fw-la semper_fw-la magis_fw-la divergit_fw-la sicut_fw-la convexitas_fw-la amplius_fw-la colligit_fw-la etc._n etc._n now_o to_o draw_v these_o line_n home_o to_o the_o centre_n of_o our_o problem_n since_o the_o ray_n of_o a_o visible_a image_n traject_v through_o a_o convex_a perspicil_n be_v so_o refract_v as_o to_o concur_v in_o the_o visive_n axe_n it_o be_v a_o clear_a consequence_n that_o therefore_o a_o object_n appear_v both_o large_a in_o dimension_n and_o more_o distinct_a in_o part_n when_o speculate_v through_o a_o convex_a glass_n than_o when_o look_v upon_o only_o with_o the_o eye_n because_o more_o of_o the_o ray_n be_v by_o reason_n of_o the_o convexity_n of_o its_o extreme_a obvert_v to_o the_o object_n conduct_v into_o the_o pupil_n of_o the_o eye_n than_o otherwise_o will_v have_v be_v for_o whereas_o some_o ray_n proceed_v from_o those_o point_n of_o the_o object_n which_o make_v the_o centre_n of_o the_o base_a of_o the_o visive_n pyramid_n according_a to_o the_o line_n of_o direction_n incur_v into_o the_o pupil_n other_o emanant_fw-la from_o other_o part_n circumvicine_n to_o those_o central_a one_o fall_v into_o the_o iris_n other_o from_o other_o part_n circumvicine_n fall_v upon_o the_o eyelid_n and_o other_o from_o other_o more_o remote_a or_o near_o to_o the_o circumference_n of_o the_o base_a of_o the_o pyramid_n strike_v upon_o the_o kickshaw_n nose_n forehead_n and_o other_o part_n of_o the_o face_n the_o convexity_n of_o the_o glass_n cause_v that_o all_o those_o ray_n which_o otherwise_o will_v have_v be_v terminate_v on_o the_o iris_n eyelid_n brow_n nose_n forehead_n etc._n etc._n be_v refract_v and_o by_o refraction_n deflect_v from_o the_o line_n of_o direction_n so_o that_o concur_v in_o the_o visive_n axe_n they_o enter_v the_o pupil_n of_o the_o eye_n in_o one_o unite_a stream_n and_o so_o render_v the_o image_n impress_v on_o the_o retina_fw-la tunica_n more_o lively_a and_o distinct_a and_o increase_v by_o so_o many_o part_n as_o be_v the_o ray_n superad_v to_o those_o which_o proceed_v from_o the_o part_n direct_o confront_v the_o pupil_n on_o the_o contrary_a because_o a_o image_n traject_v through_o a_o concave_a perspicil_n have_v its_o ray_n so_o refract_v that_o they_o become_v more_o rare_a and_o disgregate_v the_o object_n must_v therefore_o seem_v less_o in_o dimension_n and_o more_o confuse_a in_o part_n because_o many_o of_o those_o ray_n which_o according_a to_o direct_v tendency_n will_v have_v insinuate_v into_o the_o pupil_n be_v divert_v upon_o the_o iris_n eyelid_n and_o other_o circumvicine_n part_n of_o the_o face_n here_o opportunity_n enjoin_v we_o to_o remember_v the_o duty_n of_o our_o profession_n nor_o will_v charity_n dispense_v person_n shall_v we_o in_o this_o place_n omit_v to_o prescribe_v some_o general_n direction_n for_o the_o melioration_n of_o sight_n or_o native_o or_o accidental_o imperfect_a the_o most_o common_a diminution_n of_o sight_n and_o those_o that_o may_v best_o expect_v relief_n from_o dioptrical_a aphorism_n and_o the_o use_n of_o glass_n be_v only_o two_o presbytia_n and_o myopia_n the_o first_o as_o the_o word_n import_v be_v most_o familiar_a to_o old_a man_n be_v visus_n in_o perspiciendis_fw-la object_n be_v propinquis_fw-la obscuritas_fw-la in_fw-la remotis_fw-la verò_fw-la integrum_fw-la acumen_fw-la a_o imperfection_n of_o the_o sight_n by_o reason_n whereof_o object_n near_o hand_n appear_v obscure_a and_o confuse_a but_o at_o more_o distance_n sufficient_o clear_a and_o distinct_a the_o cause_n hereof_o general_o be_v the_o defect_n of_o due_a convexity_n on_o the_o outside_n of_o the_o crystalline_a humour_n arise_v either_o from_o a_o error_n of_o the_o conformative_a faculty_n in_o the_o contexture_n of_o the_o part_n of_o the_o eye_n or_o and_o that_o most_o from_o a_o consumption_n of_o part_n of_o the_o crystalline_a humour_n by_o that_o marasmus_n old_a age_n which_o make_v the_o common_a base_a of_o the_o image_n visible_a to_o be_v traject_v so_o far_o inward_o as_o not_o to_o be_v determine_v precise_o in_o the_o centre_n of_o the_o concave_n of_o the_o retina_fw-la tunica_n and_o therefore_o according_a to_o the_o law_n of_o contrariety_n the_o cure_n of_o this_o frequent_a symptom_n be_v chief_o if_o not_o only_o to_o be_v hope_v from_o the_o use_n of_o convex_a spectacle_n which_o determine_v the_o point_n of_o concourse_n exact_o in_o the_o centre_n of_o the_o retina_fw-la tunica_n the_o ray_n by_o reason_n of_o the_o double_a convexity_n viz._n of_o the_o lens_n and_o crystalline_a humour_n be_v soon_o and_o more_o vigorous_o unite_v in_o the_o due_a place_n the_o other_o be_v contrary_a to_o the_o first_o and_o always_o native_a common_o name_v purblindness_n physician_n define_v to_o be_v obscuritus_fw-la visus_fw-la in_o cernendis_fw-la rebus_fw-la distantibus_fw-la in_fw-la propinquis_fw-la verò_fw-la integrum_fw-la acumen_fw-la a_o dimness_n of_o the_o sight_n in_o the_o discernment_n of_o object_n unless_o they_o be_v appropinquate_a to_o the_o eye_n the_o cause_n hereof_o general_o be_v either_o the_o too_o spherical_a figure_n of_o the_o crystalline_a humour_n or_o in_o the_o ductus_fw-la ciliares_n or_o small_a filament_n of_o the_o aranea_fw-la tunica_n the_o proper_a investment_n of_o the_o crystalline_a a_o certain_a ineptitude_n to_o that_o contraction_n requisite_a to_o the_o adduction_n of_o the_o crystalline_a inward_o towards_o the_o retina_fw-la tunica_fw-la which_o be_v necessary_a to_o the_o discernment_n of_o object_n at_o distance_n either_o of_o these_o cause_n make_v the_o common_a base_a of_o the_o image_n to_o be_v determine_v in_o the_o vitrious_a humour_n and_o consequent_o the_o image_n to_o arrive_v at_o the_o retina_fw-la tunica_fw-la perturb_v and_o confuse_a and_o therefore_o our_o advice_n be_v to_o all_o purblind_a person_n that_o they_o use_v concave_a spectacle_n for_o such_o prolong_v the_o point_n of_o concourse_n until_o it_o be_v convenient_a i._n e._n to_o the_o concave_n of_o the_o retina_fw-la tunica_fw-la assumption_n the_o six_o and_o last_o since_o all_o object_n speculate_v under_o the_o same_o
the_o interior_a angle_n and_o be_v call_v the_o trochlea_n or_o pully_n these_o two_o circumactor_n be_v surname_v amatorij_fw-la the_o lover_n muscle_n for_o these_o be_v they_o that_o roll_n about_o the_o eye_n in_o wanton_a or_o amorous_a glance_n and_o thus_o much_o of_o the_o conformation_n of_o the_o eye_n now_o as_o to_o the_o solution_n of_o our_o problem_n viz._n sight_n how_o the_o situation_n of_o a_o object_n be_v perceive_v by_o the_o sight_n since_o it_o be_v a_o indisputable_a canon_n omnem_fw-la sensum_fw-la deprehendere_fw-la rem_fw-la ad_fw-la eam_fw-la regionem_fw-la è_fw-la qua_fw-la ultimò_fw-la directa_fw-la metione_fw-la feritur_fw-la that_o every_o sense_n do_v apprehend_v its_o proper_a object_n to_o be_v situate_a in_o that_o part_n of_o space_n from_o whence_o by_o direct_a motion_n it_o be_v thereby_o affect_v we_o may_v safe_o infer_v that_o the_o visible_a object_n always_o appear_v situate_a in_o that_o part_n of_o space_n from_o whence_o the_o image_n thereof_o in_o a_o direct_a line_n invade_v the_o eye_n and_o enter_v the_o pupil_n thereof_o which_o be_v true_a and_o manifest_a not_o only_o in_o the_o intuition_n of_o a_o object_n by_o immediate_a or_o direct_a ray_n but_o also_o in_o the_o inspection_n of_o looking-glass_n that_o represent_v the_o object_n by_o reflex_n and_o a_o pure_a consequence_n that_o a_o visible_a object_n by_o impression_n of_o its_o ray_n proceed_v from_o a_o certain_a place_n or_o region_n must_v of_o necessity_n be_v perceive_v by_o the_o sight_n in_o its_o genuine_a position_n or_o erect_a form_n though_o we_o have_v the_o testimony_n both_o of_o reason_n and_o autopsie_n that_o the_o image_n of_o every_o visible_a be_v portray_v in_o the_o amphiblestroide_n in_o a_o unnatural_a position_n or_o everse_v form_n and_o as_o for_o that_o of_o autopsie_n or_o ocular_a experiment_n take_v the_o eye_n of_o a_o ox_n experiment_n or_o if_o the_o anatomic_a theatre_n be_v open_a of_o a_o man_n for_o in_o that_o the_o species_n be_v represent_v more_o to_o the_o life_n than_o in_o the_o eye_n of_o any_o other_o animal_n as_o des_n cartes_n in_o dioptrice_n cap._n 5._o sect._n 11._o and_o have_v gentle_o strip_v off_o the_o three_o coat_n in_o the_o bottom_n in_o that_o part_n direct_o behind_o the_o crystalline_a so_o that_o the_o pellucidity_n thereof_o become_v visible_a place_v it_o in_o a_o hole_n of_o proportionate_a magnitude_n in_o the_o wall_n of_o your_o closet_n make_v obscure_a by_o exclude_v all_o other_o light_n so_o that_o the_o anterior_a part_n theaeof_o may_v respect_v the_o light_n this_o do_v admove_v your_o eye_n towards_o the_o denudated_a part_n of_o the_o crystalline_a you_o may_v behold_v the_o species_n of_o any_o thing_n obvert_v to_o the_o outside_n of_o the_o eye_n to_o enter_v through_o the_o crystalline_a to_o the_o bottom_n thereof_o and_o there_o represent_v in_o a_o most_o lively_a figure_n as_o if_o portray_v by_o the_o exquisite_a pencil_n of_o apelles_n but_o whole_o everse_v as_o in_o this_o follow_a iconisme_n final_o a_o object_n appear_v either_o in_o motion_n or_o quiet_v sight_n according_a as_o the_o image_n thereof_o represent_v on_o the_o retina_fw-la tunica_n be_v move_v or_o quiet_v only_o because_o according_a to_o the_o canon_n in_o the_o praecedent_a article_n touch_v the_o reason_n of_o the_o perception_n of_o the_o situation_n of_o a_o object_n the_o visible_a be_v always_o judge_v to_o be_v in_o that_o part_n of_o space_n from_o which_o in_o a_o direct_a line_n the_o last_o impression_n be_v make_v upon_o the_o sensorium_n and_o this_o reason_n be_v of_o extent_n sufficient_a to_o include_v the_o full_a solution_n also_o of_o that_o problem_n originals_n by_o alexander_n 2._o de_fw-fr anima_fw-la 34._o so_o insult_v propose_v to_o the_o defendant_n of_o epicurus_n material_a actinobolisme_n visive_n or_o the_o emanation_n of_o substantial_a image_n from_o the_o object_n to_o the_o eye_n viz._n why_o do_v tâ—e_v image_n of_o a_o man_n move_v when_o reflect_v from_o a_o mirror_n according_a as_o the_o man_n move_v for_o this_o phaenomenon_n we_o be_v to_o refer_v to_o the_o variation_n of_o the_o part_n of_o the_o mirror_n from_o each_o of_o which_o it_o be_v necessary_a that_o a_o fresh_a reflection_n of_o the_o species_n be_v make_v into_o the_o eye_n and_o consequent_o that_o the_o image_n appear_v move_v according_a to_o the_o various_a motion_n of_o the_o object_n the_o necessity_n of_o this_o be_v evident_a from_o hence_o if_o you_o stand_v behold_v your_o face_n in_o a_o glass_n and_o there_o be_v divers_z other_o standing_z by_z one_o at_o your_o right_a hand_n another_o at_o your_o left_a a_o three_o look_v over_o your_o head_n in_o the_o same_o glass_n they_o shall_v all_o behold_v your_o image_n but_o each_o in_o a_o distinct_a part_n of_o the_o glass_n whence_o you_o may_v also_o understand_v that_o in_o the_o looking-glass_n be_v not_o only_o that_o image_n which_o you_o behold_v but_o also_o innumerable_a other_o and_o those_o so_o mutual_o communicant_a that_o in_o the_o same_o place_n where_o you_o behold_v your_o nose_n another_o shall_v see_v your_o chin_n a_o three_o your_o forehead_n a_o four_o your_o mouth_n a_o five_o your_o eye_n etc._n etc._n and_o yet_o do_v no_o one_o see_v other_o than_o a_o simple_a and_o distinct_a image_n moreover_o you_o may_v hence_o infer_v that_o in_o the_o medium_n be_v no_o point_n oâ—_n space_n in_o which_o there_o be_v not_o form_v a_o perfect_a image_n of_o the_o â—ayeâ—_n concur_v therein_o and_o advenient_a from_o the_o same_o object_n though_o not_o from_o the_o same_o part_n or_o particle_n thereof_o and_o consequent_o that_o in_o the_o whole_a medium_fw-la there_o be_v no_o two_o image_n perfect_o alike_o as_o also_o that_o what_o the_o vulgar_a philosopher_n teach_v that_o the_o whole_a image_n be_v in_o the_o whole_a space_n or_o medium_fw-la and_o whole_a in_o every_o part_n thereof_o be_v a_o manifest_a falsity_n for_o though_o it_o may_v be_v say_v just_o enough_o that_o the_o whole_a image_n i._n e._n the_o aggregate_v of_o all_o the_o image_n be_v in_o the_o whole_a space_n yet_o be_v there_o no_o part_n of_o that_o space_n in_o which_o the_o whole_a image_n can_v be_v form_n to_o this_o place_n belong_v also_o that_o problem_n why_o do_v not_o the_o right_a hand_n of_o the_o image_n respond_v to_o the_o right_n of_o the_o object_n but_o contrariwise_o the_o left_a to_o the_o right_n and_o right_a to_o the_o left_a the_o cause_n whereof_o consist_v only_o in_o the_o image_n confront_v the_o object_n or_o as_o plato_n in_o timaeo_n most_o perspicuous_o express_v it_o quia_fw-la contrarijs_fw-la visus_fw-la partibus_fw-la ad_fw-la contrarias_fw-la part_n â—it_a contactus_fw-la understand_v it_o by_o suppose_v a_o second_o person_n posit_v in_o the_o place_n of_o the_o mirror_n and_o confront_v the_o first_o for_o his_o right_a hand_n must_v be_v oppose_v to_o the_o other_o leave_v nor_o be_v the_o reason_n of_o the_o inversion_n of_o the_o part_n of_o the_o image_n other_o than_o this_o that_o the_o ray_n emit_v from_o the_o right_a side_n of_o the_o object_n be_v reflect_v on_o the_o left_a and_o â—_o contra._n just_o as_o in_o all_o impression_n or_o sigillation_n the_o right_a side_n of_o the_o antitype_n respondes_fw-la to_o the_o left_a of_o the_o type_n consul_n aquilonium_fw-la lib._n 1._o ope_v proposit_a 46._o and_o as_o for_o the_o reason_n of_o the_o restitution_n of_o the_o part_n of_o the_o image_n to_o the_o right_a position_n of_o the_o part_n of_o the_o object_n by_o two_o mirror_n confront_o posit_v it_o may_v most_o easy_o and_o satisfactory_o be_v explain_v by_o the_o decussation_n of_o the_o reflect_a ray_n to_o conclude_v we_o need_v not_o advertise_v that_o the_o optical_a problem_n referrible_a to_o this_o place_n be_v if_o not_o infinite_a so_o numerous_a as_o to_o require_v a_o large_a volume_n to_o their_o orderly_a proposition_n and_o solution_n than_o what_o we_o have_v design_v to_o the_o whole_a of_o this_o our_o physiology_n nor_o remember_v you_o that_o our_o principal_a scope_n in_o this_o chapter_n be_v only_o to_o evince_v the_o praeâ—â—inence_n of_o epicurus_n hypothesis_n above_o all_o other_o concern_v the_o reason_n and_o manner_n of_o vision_n and_o this_o by_o accommodate_v it_o to_o the_o verisimilous_a explanation_n of_o the_o most_o capital_a difficulty_n occur_v to_o a_o profound_a inquest_n into_o that_o abstruse_a subject_n all_o therefore_o that_o remain_v unpaid_a of_o our_o present_a debt_n be_v modest_o to_o refer_v it_o to_o your_o equitable_a arbitration_n whether_o we_o have_v desert_v the_o doctrine_n of_o the_o aristotelean_n touch_v this_o theorem_fw-la and_o addict_v ourselves_o to_o the_o sect_n of_o the_o epicurean_o on_o any_o other_o interest_n but_o that_o sacred_a one_o of_o verity_n which_o once_o to_o decline_v or_o neglect_v upon_o the_o sinister_a pretext_n of_o vindicate_v any_o human_a
mighty_a hand_n or_o most_o potent_a energy_n in_o the_o production_n of_o colour_n for_o suppose_v three_o kind_n of_o salt_n in_o all_o natural_a concretion_n the_o first_o a_o fix_a and_o terrestrial_a the_o second_o a_o sal_fw-la nitre_n ally_v to_o sulphur_n the_o three_o a_o volatile_a or_o ammoniac_a referrible_a to_o mercury_n and_o that_o all_o body_n receive_v degree_n of_o perspicuity_n or_o opacity_n respondent_fw-la to_o the_o degree_n of_o volatility_n or_o terrestriety_n in_o the_o salt_n that_o amass_o they_o they_o thereupon_o deduce_v their_o various_a colour_n or_o visible_a gloss_n from_o the_o various_a commistion_n of_o volatile_a or_o tralucent_a salt_n with_o fix_v or_o obscure_a now_o notwithstanding_o all_o these_o sect_n be_v as_o remote_a each_o from_o other_o colâ—uâ—s_n as_o the_o zenith_n from_o the_o nadir_n in_o their_o opinion_n touch_v the_o nature_n and_o cause_n of_o colour_n as_o to_o all_o other_o respect_n yet_o do_v they_o general_o concur_v in_o this_o one_o particular_a 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d colores_fw-la esse_fw-la cohâ—rentes_fw-la corporibus_fw-la that_o colour_n be_v congenite_fw-la or_o coherent_a to_o body_n which_o be_v manifest_o repugnant_a to_o reason_n as_o may_v be_v clear_o evince_v as_o well_o from_o the_o argument_n allege_v by_o plutarch_n 1._o advers._fw-la colot_n to_o that_o purpose_n as_o from_o the_o result_n of_o our_o whole_a subsequent_a discourse_n concern_v this_o theorem_fw-la we_o need_v no_o other_o justification_n of_o our_o desertion_n of_o they_o and_o adhaerence_n to_o that_o more_o verisimilous_a doctrine_n of_o democritus_n and_o epicurus_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d colorem_fw-la lege_fw-la esse_fw-la or_o more_o plain_o in_o the_o word_n of_o epicurus_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d colores_fw-la in_o corporibus_fw-la gigni_fw-la juxta_fw-la quosdam_fw-la respectu_fw-la visus_fw-la ordines_fw-la positusque_fw-la the_o probability_n of_o which_o opiâ—â—â—n_n that_o we_o may_v with_o due_a strictness_n and_o aequâ—nâ—mity_n examine_v and_o 〈◊〉_d whâ—t_v we_o former_o deliver_v in_o our_o oâ—igine_fw-la of_o quality_n touch_v thâ—_n possible_a cause_n of_o a_o inassignable_a variety_n of_o colour_n we_o be_v brief_o to_o advertise_v expound_v first_o that_o by_o the_o word_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d body_n we_o be_v not_o to_o understand_v atom_n or_o simple_a body_n for_o those_o be_v general_o praesume_v to_o be_v devoid_a of_o all_o colour_n but_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d concretion_n or_o compound_n second_o that_o epicurus_n in_o this_o text_n according_a to_o the_o literal_a importance_n thereof_o and_o the_o exposition_n of_o gassendus_fw-la his_o most_o judicious_a and_o copious_a interpreter_n have_v this_o and_o no_o other_o meaning_n that_o in_o the_o extremes_n or_o superficies_n of_o all_o concretion_n there_o be_v such_o certain_a coordination_n and_o disposition_n of_o their_o component_a particle_n which_o according_a to_o our_o first_o assumption_n in_o the_o immediate_o praecedent_a chapter_n borrow_v from_o the_o incomparable_a bullialdus_n be_v never_o contex_v without_o more_o or_o less_o of_o inaequality_n as_o that_o upon_o the_o incidence_n of_o light_n they_o do_v and_o must_v exhibit_v some_o certain_a colour_n or_o other_o respective_a to_o their_o determinate_a reflection_n and_o refraction_n or_o modification_n of_o the_o ray_n thereof_o and_o the_o position_n of_o the_o eye_n that_o receive_v they_o that_o from_o these_o superficial_a extancy_n and_o and_o cavity_n of_o body_n be_v emit_v those_o substantial_a effluviaes_n constitute_v the_o visible_a image_n which_o strike_v upon_o the_o primary_n organ_n of_o vision_n in_o a_o certain_a order_n and_o position_n of_o particle_n cause_v therein_o a_o sensation_n or_o perception_n of_o that_o particular_a colour_n but_o that_o these_o colour_n be_v not_o real_o coherent_a to_o those_o superficial_a particle_n so_o as_o not_o to_o be_v actual_o separate_v from_o they_o upon_o the_o abscedence_n of_o light_n and_o consequent_o that_o colour_n have_v no_o existence_n in_o the_o dark_a moreover_o that_o the_o substance_n of_o light_n or_o the_o minute_n particle_n of_o which_o its_o beam_n consist_v be_v necessary_o to_o be_v superad_v to_o the_o superficial_a particle_n of_o body_n as_o the_o compliment_n nay_o the_o principal_a part_n of_o colour_n as_o may_v be_v infer_v from_o these_o word_n of_o epicurus_n register_v by_o plutarch_n 1._o advers._fw-la colot_n quinetiam_fw-la hâc_fw-la parte_fw-la luce_n viz._n seclusa_fw-la noâ—_n video_fw-la qui_fw-la dicere_fw-la liceat_fw-la corpora_fw-la quae_fw-la in_o tenebris_fw-la in_o conspicua_fw-la sunt_fw-la colorem_fw-la habere_fw-la of_o which_o persuasion_n be_v also_o that_o admirable_a mathematician_n samius_n aristarchus_n who_o positive_o affirm_v apud_fw-la stobaeum_n in_o ecl._n phys._n 19_o incidentem_fw-la in_o subjectas_fw-la res_fw-la lucem_fw-la colorem_fw-la esse_fw-la ideoque_fw-la constituta_fw-la in_o tenebris_fw-la corpora_fw-la colore_fw-la prorsùs_fw-la destitui_fw-la to_o which_o doubtless_o virgil_n ingenious_o allude_v in_o his_o ubi_fw-la coelum_fw-la condidit_fw-la umbra_fw-la jupiter_n &_o rebus_fw-la nox_fw-la abstulit_fw-la atra_fw-la colorem_fw-la and_o lucretius_n in_o his_o qualis_fw-la enim_fw-la coecis_fw-la poterit_fw-la color_n esse_fw-la tenebris_fw-la lumine_fw-la qui_fw-la mutatur_fw-la in_o ipso_fw-la propterea_fw-la quod_fw-la recta_fw-la aut_fw-la obliqua_fw-la percussus_fw-la luce_fw-fr refulget_fw-la etc._n etc._n and_o last_o that_o light_n do_v create_v and_o vary_v colour_n according_a to_o the_o various_a condition_n of_o the_o minute_n face_n or_o side_n of_o the_o particle_n in_o the_o superfice_n which_o receive_v and_o reflect_v the_o incident_a ray_n thereof_o in_o various_a angle_n towards_o the_o eye_n sect_n ii_o dark_a have_v thus_o recite_v explicate_v and_o espouse_v the_o conception_n of_o epicurus_n of_o the_o creation_n of_o colour_n it_o behoove_v we_o to_o advance_v to_o the_o examination_n of_o its_o consistency_n with_o right_a reason_n not_o only_o in_o its_o general_n capacity_n but_o deduction_n and_o accommodation_n to_o particular_n but_o first_o to_o prevent_v the_o excess_n of_o your_o wonder_n at_o that_o so_o paradoxical_a assertion_n of_o he_o that_o there_o be_v no_o colour_n in_o the_o dark_a or_o that_o all_o colour_n vanish_v upon_o the_o amotion_n or_o defection_n of_o light_n we_o be_v to_o observe_v that_o it_o be_v one_o thing_n to_o be_v actual_o colorate_v and_o another_o to_o be_v only_o potential_o or_o to_o have_v a_o disposition_n to_o exhibit_v this_o or_o that_o particular_a colour_n upon_o the_o access_n of_o the_o producent_fw-la light_n for_o as_o the_o several_a pipe_n in_o a_o organ_n though_o in_o themselves_o all_o equal_o insonorous_a or_o destitute_a of_o sound_n have_v yet_o a_o equal_a disposition_n in_o respect_n of_o their_o figuration_n to_o yield_v a_o sound_n upon_o the_o inflation_n of_o wind_n from_o the_o bellows_o and_o as_o the_o seed_n of_o tulip_n in_o winter_n be_v all_o equal_o exflorous_a or_o destitute_a of_o flower_n but_o yet_o contain_v in_o their_o seminal_a virtue_n a_o capacity_n or_o disposition_n to_o emit_v various_a colour_a flower_n upon_o the_o access_n of_o fructify_a heat_n and_o moisture_n in_o the_o spring_n so_o likewise_o may_v all_o body_n though_o we_o allow_v they_o to_o be_v actual_o excolor_fw-la in_o the_o dark_a yet_o retain_v a_o capacity_n whereby_o each_o one_o upon_o the_o access_n and_o solicitation_n of_o light_n may_v appear_v clad_v in_o this_o or_o that_o particular_a colour_n respective_a to_o the_o determinate_a ordination_n and_o position_n of_o its_o superficial_a particle_n thereof_o to_o inculcate_v this_o yet_o far_o we_o desire_v you_o to_o take_v a_o yard_n of_o scarlet_a cloth_n and_o have_v extend_v it_o in_o a_o uniform_a light_n observe_v most_o exact_o the_o colour_n which_o in_o all_o part_n it_o bear_v then_o extend_v one_o half_a thereof_o in_o a_o primary_n light_n i._n e._n the_o immediate_o incident_a or_o direct_a ray_n of_o the_o sun_n and_o the_o other_o in_o a_o secondary_a or_o once_o reflect_v light_n and_o then_o though_o perhaps_o through_o the_o praeoccupation_n of_o your_o judgement_n you_o may_v apprehend_v it_o to_o be_v all_o of_o one_o colour_n yet_o if_o you_o engage_v a_o skilful_a painter_n to_o portray_v it_o to_o the_o life_n as_o it_o be_v then_o posit_v he_o must_v represent_v the_o direct_o illuminate_v half_a with_o one_o colour_n viz._n a_o bright_a and_o lightsome_a red_a and_o the_o reflex_o illuminate_v half_a with_o another_o i._n e._n with_o a_o duskish_a or_o more_o obscure_a red_a or_o shameful_o betray_v his_o ignorance_n of_o albert_n durer_n excellent_a rule_n of_o shadow_v and_o fall_v much_o short_a of_o your_o expectation_n this_o do_v gentle_o move_v the_o extend_a cloth_n through_o various_a degree_n of_o light_n and_o shadow_n and_o you_o shall_v confess_v the_o colour_n thereof_o to_o be_v vary_v upon_o each_o remove_n respondent_fw-la to_o the_o degree_n of_o light_n strike_v thereupon_o afterwards_o fold_v the_o cloth_n as_o boy_n do_v paper_n for_o lantern_n or_o lay_v it_o
in_o wave_n or_o plight_n of_o different_a magnitude_n and_o you_o shall_v admire_v the_o variety_n of_o colour_n apparent_a thereon_o the_o lâ—minent_a and_o direct_o illustrate_a part_n project_v a_o lively_a câ—â—nation_n the_o lateral_a and_o avert_v yield_v a_o obscure_a sanguine_a cloud_v with_o murrey_n and_o the_o profound_a or_o unillustrate_a put_v on_o so_o perfect_a sable_n as_o no_o colour_n draw_v on_o a_o picture_n can_v counterfeit_v it_o to_o the_o life_n but_o the_o dead_a black_n your_o sense_n thus_o satisfy_v be_v please_v to_o exercise_v your_o reason_n a_o while_n with_o the_o same_o example_n and_o demand_v of_o yourself_o whether_o any_o one_o of_o all_o those_o different_a colour_n can_v be_v real_o inhaerent_a in_o the_o cloth_n if_o you_o pitch_v upon_o the_o scarlet_a as_o the_o most_o likely_a and_o proper_a then_o must_v you_o either_o confess_v that_o colour_n not_o to_o be_v real_o inhaerent_a since_o it_o may_v in_o less_o than_o a_o moment_n be_v vary_v into_o sable_n only_o by_o a_o interception_n of_o light_n or_o admit_v that_o all_o the_o other_o colour_n exhibit_v be_v equal_o inhaerent_a which_o be_v more_o we_o praesume_v than_o you_o will_v easy_o allow_v and_o therefore_o you_o may_v attain_v more_o of_o satisfaction_n by_o conclude_v that_o indeed_o no_o one_o of_o all_o those_o colour_n be_v real_o so_o inhaerent_a in_o the_o cloth_n as_o to_o remain_v the_o same_o in_o the_o absence_n of_o light_n but_o that_o the_o superficial_a particle_n of_o the_o cloth_n have_v inhaerent_a in_o they_o ratione_fw-la figurae_fw-la coordinationis_fw-la &_o positus_fw-la such_o a_o disposition_n as_o that_o in_o one_o degree_n of_o light_n it_o must_v present_v to_o the_o eye_n such_o a_o particular_a colour_n in_o another_o degree_n a_o second_o gradual_o different_a from_o that_o in_o another_o a_o three_o discriminate_a from_o both_o until_o it_o arrive_v at_o perfect_a obscurity_n or_o black_n and_o if_o your_o assent_n hereto_o be_v obstruct_v by_o this_o doubt_n they_o why_o that_o cloth_n do_v most_o constant_o appear_v red_a rather_o than_o green_n blue_a willow_n etc._n etc._n you_o may_v easy_o expede_n it_o by_o admit_v that_o the_o reason_n consist_v only_o herein_o that_o the_o cloth_n be_v tinct_a in_o a_o certain_a liquor_n who_o minute_n particle_n be_v by_o reason_n of_o their_o figure_n ordination_n and_o disposition_n comparate_a or_o adapt_v to_o refract_v and_o reflect_v the_o incident_a ray_n of_o light_n in_o such_o a_o manner_n temperation_n or_o modification_n as_o must_v present_v to_o the_o eye_n the_o species_n of_o such_o a_o colour_n viz._n scarlet_n rather_o than_o a_o green_a blue_a willow_n or_o any_o other_o for_o every_o man_n well_o know_v that_o in_o the_o liquor_n or_o tincture_n wherein_o the_o cloth_n be_v die_v there_o be_v several_a ingredient_n dissolve_v into_o minute_n particle_n and_o that_o there_o be_v no_o one_o hair_n or_o rather_o no_o sensible_a part_n in_o the_o superfice_n thereof_o whereunto_o myriad_n of_o those_o dissolve_a particle_n do_v not_o constant_o adhere_v be_v agglutinate_v by_o those_o fixative_a salt_n such_o as_o sal_fw-la gemmae_fw-la alum_n calcine_v talk_v alabaster_n shall_v ammoniac_a etc._n etc._n wherewith_o dyer_n use_v to_o graduate_v and_o engrain_a their_o tincture_n and_o therefore_o of_o pure_a necessity_n it_o must_v be_v that_o according_a to_o the_o determinate_a figure_n and_o contexture_n of_o those_o adhaerent_fw-la granules_n to_o the_o villous_a particle_n in_o the_o superfice_n of_o the_o cloth_n such_o a_o determinate_a refraction_n and_o reflection_n of_o the_o ray_n of_o light_n shall_v be_v cause_v and_o consequent_o such_o a_o determinate_a species_n of_o colour_n and_o no_o other_o result_v therefrom_o now_o insomuch_o contradiction_n as_o it_o be_v demonstrate_v by_o sense_n that_o one_o and_o the_o same_o superfice_n do_v shift_v itself_o into_o various_a colour_n according_a to_o its_o position_n in_o various_a degree_n of_o light_n and_o shadow_n and_o the_o various_a angle_n in_o which_o it_o reflect_v the_o incident_a ray_n of_o light_n respective_a to_o the_o eye_n of_o the_o spectator_n and_o just_o inferrible_a from_o thence_o by_o reason_n that_o no_o one_o of_o those_o colour_n can_v be_v say_v to_o be_v more_o real_o inhaerent_a than_o other_o therein_o all_o be_v equal_o produce_v by_o light_n and_o shadow_n gradual_o intermix_v and_o each_o one_o by_o a_o determinate_a modification_n thereof_o what_o can_v remain_v to_o interdict_v our_o total_a explosion_n of_o that_o distinction_n of_o colour_n into_o real_a or_o inhaerent_a and_o false_a or_o only_o apparent_a so_o much_o celebrate_v by_o the_o school_n for_o since_o it_o be_v the_o genuine_a and_o inseparable_a propriety_n of_o colour_n in_o general_n to_o be_v apparent_a â—o_o suppose_v that_o any_o colour_n apparent_a can_v be_v false_a or_o less_o real_a than_o other_o be_v a_o open_a contradiction_n not_o to_o be_v dissemble_v by_o the_o most_o specious_a sophistry_n as_o des_n cartes_n have_v well_o observe_v in_o meteor_n cap._n 8._o art_n 8._o beside_o as_o for_o those_o evanid_a colour_n which_o they_o call_v 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d mere_o apparent_a one_o such_o as_o those_o in_o the_o rainbow_n parheliaes_n paraselens_n the_o train_n of_o peacock_n neck_n of_o dove_n mallards_n &c._n &c._n we_o be_v not_o to_o account_v they_o evanid_v because_o they_o be_v not_o true_a but_o because_o the_o disposition_n of_o those_o superficial_a particle_n in_o the_o cloud_n and_o feather_n that_o be_v necessary_a to_o the_o causation_n of_o they_o be_v not_o constant_a but_o most_o easy_o mutable_a in_o respect_n whereof_o those_o colour_n be_v no_o more_o permanent_a in_o they_o than_o those_o in_o the_o scarlet_a cloth_n upon_o the_o various_a position_n extension_n plication_n thereof_o and_o charity_n will_v not_o dispense_v shall_v we_o suppose_v any_o man_n so_o obnoxious_a to_o absurdity_n as_o to_o admit_v that_o the_o great_a or_o less_o duration_n of_o a_o thing_n do_v alter_v the_o nature_n of_o it_o grant_v we_o for_o example_n that_o the_o particle_n of_o water_n constitute_v the_o rorid_a cloud_n wherein_o the_o rainbow_n show_v itself_o be_v so_o constant_a in_o that_o determinate_a position_n and_o mutual_a coordination_n as_o constant_o to_o refract_v and_o reflect_v the_o incident_a beam_n of_o the_o sun_n in_o one_o and_o the_o same_o manner_n and_o then_o we_o must_v also_o grant_v that_o they_o will_v as_o constant_o exhibit_v the_o same_o species_n of_o colour_n as_o a_o rainbow_n paint_v on_o a_o table_n but_o because_o they_o be_v not_o and_o so_o can_v constant_o refract_v and_o reflect_v the_o irradiate_a light_n in_o one_o and_o the_o same_o manner_n it_o be_v repugnant_a to_o reason_n thereupon_o to_o conclude_v that_o the_o instability_n of_o the_o colour_n do_v detract_v from_o the_o verity_n or_o reality_n of_o their_o nature_n for_o it_o be_v only_o accidental_a or_o unessential_a to_o they_o either_o to_o be_v vary_v or_o total_o disappear_v so_o that_o if_o you_o admit_v that_o sea_n green_n observe_v in_o the_o rainbow_n to_o be_v less_o true_a than_o the_o green_a of_o a_o herb_n because_o its_o duration_n be_v scarce_o momentany_a in_o comparison_n of_o that_o in_o the_o herb_n you_o must_v also_o admit_v that_o green_a in_o the_o herb_n which_o in_o a_o short_a progress_n of_o time_n degenerate_v into_o a_o obscure_a yellow_a to_o be_v less_o true_a than_o that_o of_o a_o emerald_n because_o its_o duration_n be_v scarce_o momentany_a in_o comparison_n of_o thâ—â—_n of_o the_o emerald_n tiâ—ctures_n but_o perhaps_o praejudice_n make_v you_o yet_o inflexible_a and_o therefore_o you_o will_v far_a urge_v thâ—t_v the_o difficulty_n do_v chief_o concern_v those_o evanid_a colour_n which_o â—â—e_v appinge_v on_o body_n reflect_v light_n by_o prism_n or_o triangular_a glasseâ—_n vulgar_o call_v fool_n paradise_n because_o these_o seem_v to_o have_v the_o least_o of_o reality_n among_o all_o other_o repute_v mere_o apparent_a and_o in_o case_n yâ—â—_n assault_v we_o with_o this_o your_o last_o reserve_n we_o shall_v not_o desert_v our_o station_n for_o want_v of_o strength_n to_o maintain_v it_o for_o that_o those_o colour_n be_v as_o real_a as_o any_o other_o the_o most_o durable_a be_v evident_a even_o from_o hence_o that_o they_o have_v the_o very_a same_o material_n with_o all_o other_o i_o e._n they_o be_v the_o substance_n of_o light_n itself_o reflect_v from_o those_o object_v body_n â—nd_v what_o happen_v not_o to_o those_o eye_n that_o speculate_v they_o without_o a_o prism_n twice_o refract_v experience_n dâ—monstrates_v that_o if_o a_o man_n look_v intent_o upon_o a_o polite_a globe_n in_o â—hat_n part_n of_o it_o superfice_n from_o which_o the_o incident_a light_n be_v reflect_v in_o direct_a line_n towards_o his_o eye_n he_o shall_v perceive_v it_o to_o appear_v clad_v in_o another_o colour_n than_o when_o he_o look_v upon_o it_o from_o
any_o other_o part_n of_o the_o medium_fw-la towards_o which_o the_o light_n be_v not_o reflect_v and_o 〈…〉_z he_o have_v no_o reason_n why_o he_o shall_v not_o account_v both_o those_o difâ—â—â—ent_a colour_n to_o be_v true_a the_o reflection_n of_o light_n which_o vary_v the_o apparition_n according_a to_o the_o various_a position_n of_o the_o eye_n in_o several_a part_n of_o the_o medium_fw-la nothing_o diminish_v their_o verity_n if_o so_o why_o shall_v not_o those_o colour_n create_v by_o the_o prism_n be_v also_o repute_v real_a the_o refraction_n of_o light_n which_o exhibit_v other_o colour_n in_o the_o object_v body_n than_o appear_v in_o they_o without_o that_o refraction_n nothing_o diminish_v their_o reality_n by_o way_n of_o corollary_n let_v we_o here_o observe_v prism_n that_o the_o colour_n create_v by_o light_n reflect_v from_o object_n on_o the_o prism_n and_o therein_o twice_o refract_v be_v geminated_a on_o both_o side_n thereof_o for_o insomuch_o as_o those_o colour_n be_v not_o appinge_v but_o on_o the_o extreme_n of_o the_o object_n or_o where_o the_o superfice_n be_v unequal_a for_o if_o that_o be_v plane_n and_o smooth_a it_o admit_v only_o a_o uniform_a colour_n and_o the_o same_o that_o appear_v thereon_o when_o behold_v without_o the_o prism_n therefore_o be_v two_o colour_n always_o observe_v in_o that_o extreme_a of_o the_o object_n which_o respect_v the_o base_a of_o the_o triangle_n in_o the_o glass_n and_o those_o be_v a_o vermilion_n and_o a_o yellow_a and_o two_o other_o colour_n in_o that_o extreme_a which_o respect_v the_o top_n of_o the_o triangle_n and_o those_o be_v a_o violet_n blow_v and_o a_o grass_n green_a and_o hence_o come_v it_o that_o if_o the_o latitude_n of_o the_o superfice_n be_v so_o small_a as_o that_o the_o extreme_n approach_v each_o other_o sufficient_o near_a then_o be_v the_o two_o innermost_a colour_n the_o yellow_a and_o green_a connect_v in_o the_o middle_n of_o the_o superfice_n and_o all_o the_o four_o colour_n constant_o observe_v this_o order_n begin_v from_o the_o base_a of_o the_o triangle_n a_o vermilion_n yellow_a green_a and_o violet_n beside_o the_o inassignable_a variety_n of_o other_o intermediate_n colour_n about_o the_o border_n and_o commissure_n we_o say_v begin_v from_o the_o base_a of_o the_o triangle_n because_o which_o way_n soever_o you_o convert_v the_o prism_n whether_o upward_o or_o downward_o to_o the_o right_n or_o to_o the_o left_a yet_o still_o shall_v the_o four_o colour_n distinguishable_o succeed_v each_o other_o in_o the_o same_o method_n from_o the_o base_a however_o all_o the_o ray_n of_o light_n reflect_v from_o the_o object_n on_o the_o prism_n and_o traject_v through_o it_o be_v carry_v on_o in_o line_n parallel_v to_o the_o base_a after_o their_o incidence_n on_o one_o side_n thereof_o with_o the_o obliquity_n or_o inclination_n of_o near_a upon_o thirty_o degree_n and_o refraction_n therein_o to_o a_o angle_n of_o the_o same_o dimension_n that_o issue_v forth_o on_o the_o other_o side_n they_o be_v again_o refract_v in_o a_o angle_n of_o near_a upon_o 30_o degree_n and_o with_o the_o like_a obliquity_n or_o inclination_n these_o reason_n equitable_o value_v it_o be_v pure_o consequent_a 〈◊〉_d that_o no_o other_o difference_n ought_v to_o be_v allow_v between_o these_o emphatic_a or_o as_o the_o peripatetic_a false_a colour_n and_o the_o durable_a or_o true_a one_o than_o only_o this_o that_o the_o apparent_a deduce_v their_o creation_n for_o the_o most_o part_n from_o light_n refract_v in_o diaphanous_a body_n respective_o figurate_v and_o dispose_a and_o sometime_o from_o light_n only_o reflect_v but_o the_o inhaerent_a or_o true_a as_o they_o call_v they_o deduce_v they_o from_o light_n various_o reflex_v in_o opace_fw-la body_n who_o superficial_a particle_n or_o extancy_n and_o cavity_n be_v of_o this_o or_o that_o figure_n ordination_n and_o disposition_n not_o that_o we_o admit_v the_o durable_a colour_n no_o more_o than_o the_o evanid_n 〈…〉_z to_o be_v formal_o as_o the_o school_n affirm_v inhaerent_a in_o opace_fw-la body_n who_o superficial_a particle_n be_v determinate_o configurate_a and_o dispose_v to_o the_o production_n of_o this_o or_o that_o particular_a species_n of_o colour's_n and_o no_o other_o but_o only_o material_o or_o effective_o for_o the_o several_a species_n of_o colour_n depend_v on_o the_o several_a manner_n in_o which_o the_o minute_n particle_n of_o light_n strike_v upon_o and_o affect_v the_o retina_fw-la tunica_n and_o therefore_o be_v we_o to_o conceive_v that_o opâ—â—e_a body_n reflect_v light_n do_v create_v colour_n only_o by_o a_o certain_a modification_n or_o temperation_n of_o the_o reflect_a light_n and_o respondent_fw-la impression_n thereof_o on_o the_o sensory_a no_o otherwise_o than_o as_o a_o needle_n which_o though_o it_o contain_v not_o in_o itself_o the_o formal_a reason_n of_o pain_n do_v yet_o material_o or_o effective_o produce_v it_o when_o thrust_v into_o the_o skin_n of_o a_o animal_n for_o by_o reason_n oâ—_n its_o motion_n hardness_n and_o acuteness_n it_o cause_v a_o dolorous_a sensation_n in_o the_o part_n perforate_v aâ—â—mists_n to_o diminish_v tâ—â—_n difficulty_n yet_o more_o we_o be_v to_o recognize_v thâ—t_v the_o first_o matter_n or_o catholic_a principle_n of_o all_o material_a nature_n be_v absolute_o devoid_a of_o all_o sensible_a quality_n and_o that_o the_o quality_n of_o concretion_n such_o as_o colour_n sound_v odour_n sapor_n heat_n cold_a humidity_n siccity_n asperity_n smoothness_n hardness_n softness_n etc._n etc._n be_v real_o nothing_o else_o but_o various_a modification_n of_o the_o insensible_a particle_n of_o the_o first_o matter_n relative_a to_o the_o various_a organ_n of_o the_o sense_n for_o since_o the_o organ_n of_o the_o sight_n hear_v â—asting_a smell_a and_o touch_v have_v each_o a_o peculiar_a contexture_n of_o the_o insensible_a particle_n that_o compose_v they_o requisite_a it_o be_v that_o in_o concretion_n there_o shall_v be_v various_a sort_n of_o atom_n some_o of_o such_o a_o special_a magniâ—â—â—â—_n figure_n and_o motion_n as_o that_o fall_v into_o the_o eye_n they_o may_v convenient_o move_v or_o affect_v the_o principal_a sensory_a and_o therein_o produce_v a_o sensation_n of_o themselves_o and_o that_o either_o grateful_a or_o ingrateful_a according_a as_o they_o be_v commodious_a or_o incommodious_a to_o the_o small_a receptary_n thereof_o for_o the_o gratefulness_n or_o ingratefulness_n of_o colour_n arise_v from_o the_o congruity_n or_o incongruity_n of_o the_o particle_n of_o the_o visible_a species_n to_o the_o receptary_n or_o smâ—ll_a pore_n in_o the_o retina_fw-la tunica_n some_o in_o like_a mâ—nner_n that_o may_v be_v conuâ—nient_a to_o the_o organ_n of_o hear_v other_o to_o that_o of_o smell_v etc._n etc._n so_o that_o though_o atom_n of_o all_o sort_n of_o magnitude_n figure_n and_o motion_n contex_v into_o most_o minute_n mass_n arrive_v at_o all_o the_o organ_n of_o sense_n yet_o may_v the_o eye_n only_o be_v sensible_a of_o colour_n the_o ear_n of_o sound_n the_o nostril_n of_o odour_n etc._n etc._n again_o that_o colour_n sound_v odour_n and_o all_o other_o sensible_a quality_n be_v 〈◊〉_d according_a to_o the_o various_a situation_n order_n addition_n detraction_n transposition_n of_o atom_n in_o the_o same_o manner_n as_o word_n whereof_o a_o almost_o infinite_a â—ariety_n may_v be_v compose_v of_o no_o more_o than_o 24_o letter_n by_o their_o various_a situation_n order_n addition_n detraction_n transposition_n as_o we_o have_v more_o copious_o discourse_v in_o our_o precedent_n original_a of_o quality_n sect_n iii_o to_o descend_v to_o particular_n it_o be_v more_o than_o probable_a sight_n that_o the_o various_a species_n of_o colour_n have_v their_o origine_fw-la from_o only_a the_o various_a manner_n in_o which_o the_o incident_a particle_n of_o light_n reflect_v from_o the_o exteriour_o of_o object_n strike_v and_o affect_v the_o principal_a sensory_a it_o can_v be_v improbable_a that_o the_o sense_n of_o a_o white_a colour_n be_v cause_v in_o the_o optic_a nerve_n when_o such_o atom_n of_o light_n or_o ray_n consist_v of_o they_o strike_v upon_o the_o retina_fw-la tunica_n as_o come_v direct_o from_o the_o lucid_a fountain_n the_o sun_n or_o pure_a flame_n or_o reflex_o from_o a_o body_n who_o superficial_a particle_n be_v polite_a and_o spherical_a such_o as_o we_o have_v former_o conjecture_v in_o the_o small_a an_o hardly_o distinguishable_a bubble_n of_o froth_n and_o the_o minute_n particle_n of_o snow_n and_o as_o for_o the_o perception_n of_o its_o contrary_n black_a general_o light_n though_o scarce_o warrantable_o repute_v a_o colour_n we_o have_v very_a ground_n for_o our_o conjecture_n that_o it_o arise_v rather_o from_o a_o mere_a privation_n of_o light_n than_o any_o material_a impression_n on_o the_o sensory_a for_o blackness_n seem_v identical_a or_o coessential_a with_o shadow_n and_o all_o of_o it_o that_o be_v positive_o perceptible_a consist_v in_o its_o participation_n of_o light_n which_o alone_o
cause_v it_o not_o to_o be_v absolute_o invisible_a and_o hence_o be_v it_o that_o we_o have_v several_a degree_n or_o gradual_a difference_n of_o black_a comparative_a to_o the_o several_a degree_n of_o shadow_n progress_v till_o we_o arrive_v at_o perfect_a darkness_n and_o that_o we_o can_v behold_v nothing_o so_o black_a which_o may_v not_o admit_v of_o deep_a and_o deep_a blackness_n according_a to_o its_o great_a and_o great_a recess_n from_o light_n and_o near_o and_o near_a access_n to_o absolute_a opacity_n to_o reason_n therefore_o be_v it_o consonant_a that_o all_o body_n who_o natural_a hew_v be_v black_a be_v compose_v of_o such_o insensible_a particle_n who_o surface_n be_v scabrous_a rough_a or_o craggy_a and_o their_o contexture_n so_o rare_a or_o loose_v as_o that_o they_o rather_o imbibe_n or_o swallow_v up_o the_o incident_a ray_n of_o light_n than_o reflect_v they_o outward_o towards_o the_o eye_n of_o the_o spectator_n of_o this_o sort_n the_o most_o memorable_a yet_o discover_v be_v the_o obsidian_a stone_n so_o much_o admire_v and_o celebrate_v among_o the_o roman_n who_o substance_n be_v conflate_v of_o scabrous_a and_o loose_o contex_v atom_n cause_v it_o to_o appear_v a_o perfect_a negro_n though_o hold_v in_o the_o meridian_n sunshine_n because_o the_o ray_n invade_v it_o be_v for_o the_o most_o part_n as_o it_o be_v absorb_v and_o stifle_v in_o the_o small_a and_o numerous_a cavern_n and_o meander_n various_o intersperse_v among_o its_o component_a particle_n which_o common_a and_o illiterate_a eye_n behold_v delude_v their_o curiosity_n with_o this_o refuge_n that_o it_o have_v a_o antipathy_n to_o light_n and_o do_v therefore_o reflect_v it_o convert_v into_o shadow_n the_o generation_n of_o the_o two_o extreme_a and_o ground_n colour_n color_n white_a and_o black_a be_v attain_v by_o this_o kind_n of_o inquest_n into_o the_o roll_n of_o reason_n the_o former_a derive_v itself_o from_o light_n either_o immediate_o and_o in_o direct_a line_n profluent_a from_o its_o fountain_n or_o by_o reflection_n from_o body_n who_o superficial_a particle_n be_v spherical_a and_o polite_a the_o late_a from_o the_o negation_n of_o light_n there_o can_v be_v no_o great_a difficulty_n remain_v concern_v the_o genealogy_n of_o all_o other_o intermediate_n one_o since_o they_o be_v but_o the_o offspring_n of_o the_o extreme_a arise_v from_o the_o intermission_n of_o light_n and_o shadow_n in_o various_a proportion_n or_o more_o plain_o that_o the_o sense_n of_o they_o be_v cause_v in_o the_o retina_fw-la tunica_n according_a to_o the_o variety_n of_o reflection_n and_o refraction_n that_o the_o incident_a light_n suffer_v from_o the_o superficial_a particle_n of_o object_n in_o manner_n exact_o analogous_a to_o that_o of_o the_o evanid_v colour_n observe_v in_o spherical_a glass_n replete_a with_o water_n in_o prisme_n interpose_v betwixt_o the_o object_n and_o eye_n in_o angular_a diamond_n opal_o etc._n etc._n for_o even_o our_o sense_n demonstrate_v that_o they_o be_v nothing_o but_o certain_a perturbation_n or_o modification_n of_o light_n intersperse_v with_o umbrellae_n or_o small_a shadow_n colour_n the_o verisimility_n of_o this_o may_v be_v evince_v from_o the_o sympathy_n and_o antipathy_n of_o these_o intermediate_v colour_n among_o themselves_o for_o the_o reason_n why_o yellow_a hold_v a_o sympathy_n or_o symbolical_a relation_n with_o vermilion_n and_o green_n and_o green_a with_o sky-colour_n and_o yellow_a as_o the_o experience_n of_o painter_n testify_v who_o educe_v a_o yellow_a pigment_n out_o of_o vermilion_n and_o green_n in_o due_a proportion_n commix_v upon_o their_o palatt_n and_o reciprocal_o green_a out_o of_o yellow_a and_o sky-colour_n in_o unaequal_a but_o determinate_a quantity_n contemper_v be_v no_o other_o but_o the_o affinity_n of_o their_o respective_a cause_n or_o only_o gradual_o different_a manner_n of_o light_n reflect_v and_o refract_v and_o intermix_v with_o minute_n and_o single_o imperceptible_a shadow_n and_o on_o the_o contrary_a the_o reason_n of_o the_o antipathy_n or_o asymbolical_a relation_n betwixt_o a_o saffron_n yellow_a and_o a_o caerule_n betwixt_o a_o green_a and_o a_o rose_n colour_n into_o which_o a_o saffron_n yellow_a degenerate_v and_o betwixt_o a_o yellow_a and_o purple_a into_o which_o a_o caerule_n degenerate_v can_v be_v nothing_o else_o but_o the_o dissimilitude_n or_o remoteness_n of_o their_o respective_a cause_n since_o thing_n so_o remote_o discrepant_a be_v incapable_a of_o conciliation_n into_o a_o three_o or_o neutral_a or_o rather_o amphidectical_a nature_n but_o by_o the_o mediation_n of_o something_o that_o be_v participant_a of_o both_o this_o the_o philosopher_n glance_v at_o in_o he_o colores_fw-la misceri_fw-la videntur_fw-la quemadmâ—dum_fw-la soni_fw-la ita_fw-la enim_fw-la qui_fw-la eximium_fw-la quoddam_fw-la proportionis_fw-la genus_fw-la servant_n hi_o consonantiarum_fw-la more_fw-it omnium_fw-la suavissimi_fw-la sunt_fw-la ceu_fw-la purpâ—reus_fw-la &_o puniceus_fw-la etc._n etc._n de_fw-la sens_fw-fr &_o sensil_n cap._n 3._o colour_n we_o say_v that_o all_o these_o intermediate_n colour_n emerge_n from_o the_o various_a intermistion_n of_o light_n and_o small_a shadow_n because_o to_o the_o production_n of_o each_o of_o they_o from_o reflect_v or_o refracted_a light_n or_o both_o the_o interposition_n of_o minute_n and_o separately_z invisible_a shadow_n be_v indispensable_o necessary_a which_o may_v be_v evidence_v even_o from_o hence_o that_o colour_n be_v not_o by_o prisme_n appinge_v on_o body_n but_o in_o their_o margin_n or_o extreme_n there_o where_o be_v not_o only_o the_o general_n commissure_v of_o light_n and_o shadow_n but_o also_o a_o inaequality_n of_o superfice_n which_o by_o how_o much_o the_o more_o scabrous_a or_o rough_a by_o so_o much_o the_o more_o be_v the_o colour_n apparent_a thereon_o ampliate_v in_o latitude_n for_o since_o there_o be_v no_o superfice_n however_o smooth_a and_o equal_a to_o the_o sense_n devoid_a of_o many_o extancy_n and_o cavity_n as_o we_o have_v more_o than_o once_o profest_o declare_v it_o be_v of_o necessity_n that_o betwixt_o the_o confront_v side_n of_o the_o extancy_n reflect_v the_o ray_n of_o light_n hither_o and_o thither_o there_o shall_v be_v intercedent_a small_a shadow_n in_o the_o interjacent_a cavity_n from_o which_o no_o light_n be_v reflect_v and_o hence_o be_v it_o that_o in_o a_o object_n speculate_v through_o a_o prism_n the_o caerule_n colour_n appear_v so_o much_o the_o more_o dense_n and_o lively_a by_o how_o much_o the_o near_o to_o the_o limbus_n or_o extreme_a of_o the_o object_n it_o be_v appinge_v because_o in_o that_o place_n be_v the_o great_a proportion_n of_o small_a shadow_n and_o è_fw-la contra_fw-la so_o much_o more_o dilute_a and_o pale_a by_o how_o much_o far_o it_o recede_v from_o the_o margin_n insomuch_o that_o it_o degenerate_v or_o dwindle_n at_o last_o into_o weak_a sea-green_a or_o willow_n in_o its_o inmost_a part_n because_o in_o that_o place_n be_v the_o great_a proportion_n of_o light_n conformable_a to_o that_o rule_n of_o athanas._n kircher_n art_n magn._fw-la lucis_fw-la &_o umbrae_n lib._n 1._o part_n 2._o cap._n 1._o differunt_fw-la autem_fw-la &_o umbra_fw-la &_o fulgores_fw-la majore_fw-la &_o minore_fw-la vel_fw-la candore_fw-la &_o nigrore_n prout_fw-la vel_fw-la fonti_fw-la lucis_fw-la aut_fw-la tenebrarum_fw-la propriores_fw-la fuerint_fw-la vel_fw-la à _fw-la fonte_fw-la longius_fw-la recesserint_fw-la in_fw-la quo_fw-la luce_n &_o obscuritate_fw-la summa_fw-la sunt_fw-la utraque_fw-la unde_fw-la patet_fw-la quantò_fw-la fulgores_fw-la a_o luce_n magis_fw-la recesserint_fw-la tanto_fw-la plus_fw-la nigredinis_fw-la &_o quantò_fw-la a_o tenebris_fw-la magis_fw-la recesserint_fw-la umbrae_n diminuto_fw-la nigrore_fw-la tanto_fw-la plus_fw-la albedinis_fw-la acquirere_fw-la quae_fw-la omne_fw-la visus_fw-la judicare_fw-la potest_fw-la the_o same_o proportionate_o we_o conceive_v to_o hold_v good_a also_o in_o all_o body_n who_o colour_n be_v genuine_a or_o apparent_a to_o the_o naked_a eye_n chief_o because_o we_o may_v lawful_o conceive_v that_o every_o particle_n of_o every_o hair_n in_o a_o scarlet_a or_o violet_a colour_a cloth_n be_v consimilar_v in_o disposition_n to_o the_o particle_n in_o the_o extreme_n of_o a_o object_n speculate_v through_o a_o prism_n and_o hold_v it_o pure_o consequential_a thereupon_o that_o light_n may_v arrive_v at_o the_o eye_n from_o they_o with_o the_o like_a reflection_n and_o intermistion_n with_o shadow_n as_o from_o the_o extreme_n of_o the_o reflectent_a body_n through_o the_o glass_n which_o advance_v its_o commixture_n with_o small_a shadow_n and_o what_o we_o affirm_v of_o scarlet_a and_o violet_n may_v also_o with_o no_o less_o congruity_n be_v accommodate_v to_o yellow_a and_o sea-green_a allow_v the_o same_o proportion_n and_o modification_n of_o light_n and_o shadow_n in_o they_o as_o in_o that_o part_n of_o the_o superfice_n of_o any_o other_o body_n on_o which_o the_o prism_n do_v appinge_v they_o and_o in_o like_a manner_n to_o all_o other_o colorate_a object_n who_o tincture_n bear_v any_o affinity_n to_o either_o of_o these_o four_o specify_v or_o arise_v from_o
appulse_n or_o motion_n of_o the_o aether_n or_o most_o subtle_a and_o so_o most_o agile_a matter_n in_o the_o universe_n which_o be_v mere_o praecarious_a and_o never_o to_o be_v concede_v by_o any_o who_o fear_v to_o ensnare_v himself_o in_o many_o inextricable_a difficulty_n incongruity_n and_o contradiction_n in_o the_o deducement_n of_o it_o through_o all_o the_o phaenomena_n of_o light_n colour_n and_o vision_n all_o that_o we_o can_v allow_v he_o as_o to_o this_o particular_a beside_o our_o thanks_o for_o his_o laborious_a endeavour_n be_v that_o close_a of_o phaeton_n epitaph_n magnis_fw-la tamen_fw-la excidit_fw-la ausis_fw-la chap._n v._o the_o nature_n of_o light_n sect_n i._o in_o our_o three_o immediate_o praecedent_a chapter_n chapter_n we_o have_v often_o mention_v the_o ray_n of_o light_n as_o the_o material_a principle_n both_o of_o all_o visible_a species_n and_o colour_n and_o that_o we_o may_v not_o leave_v our_o reader_n unsatisfied_a in_o any_o particular_a the_o communication_n whereof_o seem_v necessary_a or_o advantageous_a to_o his_o full_a comprehension_n of_o all_o our_o conception_n relate_v to_o those_o argument_n or_o any_o other_o of_o affinity_n to_o they_o that_o may_v hereafter_o occur_v we_o judge_v it_o our_o duty_n here_o to_o let_v he_o clear_o know_v what_o notion_n we_o have_v of_o the_o nature_n of_o that_o so_o admirable_o glorious_a and_o universal_o comfortable_a a_o entity_n light_n light_n by_o the_o ray_n of_o light_n we_o understand_v certain_z most_o tenuious_a stream_n of_o igneous_a particle_n in_o a_o continue_a fluor_fw-la and_o with_o ineffable_a pernicity_n succeed_v each_o other_o in_o direct_a line_n either_o immediate_o from_o their_o lucid_a fountain_n or_o mediate_o from_o solid_a body_n reflect_v they_o towards_o the_o eye_n and_o sensible_o affect_v the_o same_o fountain_n this_o description_n may_v receive_v somewhat_o more_o both_o of_o perspicuity_n and_o credit_n if_o we_o consider_v the_o parallelism_n or_o analogy_n that_o each_o distinct_a ray_n of_o light_n hold_v to_o a_o stream_n of_o water_n exsilient_fw-la from_o the_o cock_n of_o a_o cistern_n or_o tube_n of_o a_o artificial_a fountain_n for_o the_o reason_n why_o a_o stream_n of_o water_n issue_v from_o a_o tube_n in_o a_o kind_n of_o arch_n and_o flow_v to_o some_o distance_n from_o its_o source_n through_o the_o aer_fw-la be_v only_o this_o that_o the_o particle_n of_o water_n first_o exsilient_fw-la upon_o the_o remove_n of_o the_o stopple_n or_o obstacle_n be_v so_o close_o and_o contiguous_o pursue_v by_o other_o particle_n immediate_o follow_v and_o those_o again_o by_o other_o indesinent_o emanant_fw-la that_o they_o be_v impel_v forward_o and_o drive_v on_o with_o such_o rapidity_n as_o overcome_v their_o natural_a propensity_n to_o direct_v descent_n by_o reason_n of_o their_o gravity_n and_o carry_v they_o in_o a_o tense_n line_n from_o the_o vent_n so_o long_o as_o their_o impulse_n be_v superior_a to_o that_o of_o their_o gravity_n which_o increase_n more_o and_o more_o in_o each_o degree_n of_o distance_n do_v at_o length_n become_v victor_n over_o the_o force_n of_o the_o motion_n and_o praecipitate_v they_o downright_o and_o as_o this_o gradual_a tensity_n or_o rigidity_n of_o a_o stream_n of_o water_n arise_v to_o it_o only_o from_o the_o pressure_n or_o impulse_n of_o the_o antecedent_n particle_n by_o the_o consequent_a in_o a_o uninterrupted_a succession_n so_o may_v we_o conceeve_v that_o a_o ray_n of_o light_n or_o wand_n many_o of_o our_o modern_a and_o most_o discover_v philosopher_n call_v a_o stream_n of_o light_n virgula_fw-la lucis_fw-la and_o that_o by_o a_o unstrain_a metaphor_n consist_v of_o many_o ray_n seem_o unite_v such_o as_o we_o observe_v shine_v in_o a_o room_n through_o some_o hole_n in_o the_o window_n or_o other_o inlet_n do_v therefore_o become_v in_o a_o manner_n tense_n or_o direct_v only_o because_o the_o particle_n first_o emanant_fw-la from_o the_o lucid_a fountain_n be_v so_o urge_v and_o press_v on_o by_o the_o subsequent_a and_o those_o again_o by_o other_o with_o equal_a pernicity_n that_o they_o can_v deflect_v from_o a_o direct_a line_n or_o obey_v the_o inclination_n of_o their_o gravity_n until_o some_o solid_a body_n interpose_v cut_v off_o the_o fluor_fw-la by_o interrupt_v the_o succession_n and_o then_o the_o tensity_n or_o pressure_n cease_v the_o particle_n become_v incontiguous_a and_o disappear_v as_o be_v observable_a upon_o close_v the_o inlet_n through_o which_o a_o stream_n of_o light_n be_v admit_v into_o a_o otherwise_o â—pace_o room_n for_o immediate_o the_o successive_a supply_n of_o luminous_a particle_n be_v intercept_v the_o antecedent_n droop_v fail_v and_o surrender_v that_o part_n of_o space_n which_o they_o possess_v with_o splendour_n sufficient_a to_o affect_v the_o sense_n to_o the_o horrid_a encroachment_n of_o darkness_n this_o full_a comparison_n praemise_v we_o shall_v comply_v with_o opportunity_n praeconsiderables_fw-fr and_o here_o concise_o observe_v 1_o that_o aquilonius_fw-la etc._n and_o most_o other_o opticomathematician_n do_v excellent_o distinguish_v light_n into_o so_o many_o gradual_a difference_n as_o be_v the_o reflection_n of_o which_o it_o be_v capable_a denominate_v that_o light_n primary_n whereby_o a_o body_n be_v immediate_o or_o in_o direct_a line_n from_o the_o lucid_a fountain_n illustrate_v that_o secondary_a which_o reflect_v from_o one_o solid_a body_n illuminate_v another_o that_o a_o three_o light_n which_o illuminate_v a_o body_n after_o two_o reflection_n from_o other_o and_o so_o forward_o up_o to_o the_o centenary_n and_o millenary_a light_n if_o at_o least_o it_o be_v capable_a of_o so_o many_o reflection_n from_o body_n most_o solid_a and_o polite_a 2_o that_o light_n at_o second_o hand_n be_v more_o weak_a than_o at_o first_o why_o at_o three_o than_o at_o second_o at_o four_o than_o at_o three_o etc._n etc._n or_o that_o light_n become_v so_o much_o weak_a by_o how_o many_o more_o reflection_n it_o have_v suffer_v not_o as_o be_v vulgar_o conclude_v that_o a_o reflex_n ray_n be_v less_o tense_n or_o the_o successive_a pressure_n of_o its_o particle_n less_o violent_a or_o rapid_a than_o those_o of_o a_o direct_a for_o the_o motion_n of_o light_n however_o frequent_o reflect_v be_v incomprehensible_o swift_a but_o that_o every_o reflection_n do_v much_o diminish_v it_o some_o ray_n be_v always_o divert_v and_o scatter_v into_o other_o part_n of_o the_o medium_n by_o reason_n of_o the_o asperity_n or_o inaequality_n of_o the_o particle_n in_o every_o superfice_n and_o so_o there_o be_v no_o superfice_n that_o remit_v in_o a_o direct_a line_n the_o full_a number_n of_o ray_n some_o have_v adventure_v to_o say_v scarce_o half_a so_o many_o as_o it_o receive_v and_o consequent_o the_o eye_n receive_v few_o and_o few_o ray_n successive_o from_o every_o reflectent_n must_v be_v more_o weak_o affect_v and_o move_v by_o the_o thin_a remainder_n for_o if_o all_o the_o ray_n of_o the_o sun_n direct_o incident_a on_o a_o wall_n be_v thence_o reflect_v on_o another_o wall_n situate_a at_o a_o right_a angle_n the_o second_o wall_n will_v be_v full_o as_o luminous_a as_o the_o first_o and_o consequent_o the_o secondary_a light_n will_v be_v as_o strong_a and_o resplendent_a as_o the_o primary_n but_o since_o the_o superfice_n of_o the_o first_o wall_n be_v unequal_a and_o scabrous_a it_o must_v of_o necessity_n come_v to_o pass_v that_o though_o many_o of_o the_o ray_n incident_a thereon_o be_v from_o thence_o project_v on_o the_o second_o yet_o as_o many_o be_v repercuss_v into_o other_o region_n of_o the_o medium_fw-la some_o upward_a other_o downward_o some_o to_o the_o right_a hand_n other_o to_z the_o leave_v etc._n etc._n according_a to_o the_o various_a face_n or_o side_n of_o the_o small_a particle_n with_o asperity_n contex_v in_o the_o superfice_n of_o each_o stone_n therein_o so_o that_o one_o half_a if_o not_o the_o major_a part_n of_o the_o direct_o incident_a ray_n be_v divert_v from_o the_o second_o wall_n the_o light_n thereon_o appear_v must_v be_v proportionate_o less_o strong_a and_o fulgent_a than_o that_o which_o illuminate_v the_o first_o by_o the_o same_o reason_n if_o the_o second_o wall_n by_o reverberation_n derive_v the_o light_n to_o a_o three_o it_o must_v likewise_o play_v the_o publican_n and_o remit_v but_o half_a so_o many_o ray_n as_o it_o receive_v from_o the_o first_o and_o so_o must_v the_o three_o transmit_v a_o thin_a stock_n of_o light_n to_o a_o four_o and_o a_o four_o to_o a_o five_o etc._n etc._n same_o if_o this_o example_n seem_v scarce_o pregnant_a enough_o let_v we_o descend_v into_o a_o deep_a pit_n or_o with_o the_o troglodyte_n creep_v into_o the_o bowel_n of_o some_o subterraneous_a cavern_n and_o there_o our_o sense_n will_v demonstrate_v that_o multiply_v reflection_n of_o light_n gradual_o diminish_v it_o even_o to_o absolute_a insensibility_n for_o the_o ray_n of_o the_o sun_n fall_v into_o the_o aperture_n of_o
stiff_o coherent_a particle_n and_o 〈◊〉_d from_o a_o most_o solid_a into_o a_o oily_a substance_n not_o so_o much_o by_o 〈…〉_z â—ymbolisme_n or_o affinity_n of_o nature_n that_o salt_n nitre_n and_o sulphur_n whicâ—â—eing_v add_v to_o sand_n flint_n and_o many_o metal_n promote_v the_o solution_n 〈…〉_z fire_n have_v yet_o no_o accelerate_n but_o a_o retard_v energy_n upoâ—_n turpentine_n balsam_n myrrh_n etc._n etc._n in_o the_o extraction_n of_o their_o oil_n or_o 〈◊〉_d that_o all_o water_n or_o spirit_n extract_v from_o saâ—ine_n and_o metalline_a nature_n be_v most_o convenient_a menstruaes_n for_o the_o solution_n of_o metal_n &_o mineral_n not_o 〈◊〉_d much_o in_o respect_n of_o their_o corrosion_n as_o similitude_n of_o pore_n and_o particle_n and_o consequent_o that_o every_o concretion_n require_v to_o its_o dissolution_n some_o 〈◊〉_d dissolvent_a that_o hold_v some_o respondency_n or_o analogy_n to_o its_o contexture_n 〈◊〉_d yet_o have_v we_o no_o reason_n therefore_o to_o abandon_v our_o assumption_n that_o 〈◊〉_d dissolution_n of_o one_o body_n by_o the_o subingression_n or_o insinuation_n 〈…〉_z another_o must_v arise_v from_o the_o great_a subtlety_n of_o particle_n 〈…〉_z until_o it_o be_v commonstrate_v to_o we_o that_o a_o body_n who_o 〈…〉_z can_v penetrate_v another_o body_n who_o pore_n be_v more_o 〈…〉_z whereto_o be_v demonstrate_v to_o we_o by_o the_o frequent_a experiment_n of_o 〈◊〉_d and_o therefore_o the_o reason_n fire_n why_o oil_n olive_n do_v pervade_v some_o body_n which_o yet_o be_v impenetrable_a even_o by_o spirit_n of_o wine_n by_o â—aimundus_fw-la lullius_n and_o after_o he_o by_o libavius_n and_o quercetan_n account_v the_o true_a sulphur_n and_o mercury_n of_o hermetical_a philosopher_n extract_v from_o a_o vegetable_a for_o the_o solution_n of_o gold_n into_o a_o potable_a substance_n and_o the_o confection_n of_o the_o great_a elixir_n and_o as_o general_a a_o dissolvent_a as_o that_o admire_a but_o hardly_o understand_v liquor_n alkahest_n of_o paracelsus_n if_o not_o the_o same_o can_v be_v no_o other_o but_o this_o that_o in_o the_o substance_n of_o oil_n be_v some_o particle_n much_o more_o subtle_a and_o penetrative_a than_o any_o contain_v in_o the_o substance_n of_o wine_n though_o those_o subtle_a particle_n be_v thin_o intersperse_v among_o a_o far_o great_a number_n of_o hamous_a or_o hook_a particle_n which_o retard_v their_o penetration_n thus_o also_o in_o that_o affright_a and_o atheist-converting_a meteor_n lightning_n seem_v to_o be_v contain_v many_o particle_n much_o more_o exile_n and_o search_v than_o those_o of_o our_o culinary_a fire_n because_o it_o sometime_o dissolve_v the_o hard_a of_o metal_n in_o a_o moment_n which_o preserveâ—_n its_o integrity_n for_o some_o hour_n in_o our_o fierce_a reverberatory_n furnace_n which_o lucretius_n well_o express_v in_o this_o tetrastich_n dicere_fw-la enim_fw-la possis_fw-la caelestem_fw-la fulminis_fw-la ignem_fw-la subtilem_fw-la magis_fw-la e_fw-la paruis_fw-la constare_fw-la figuris_fw-la atque_fw-la ideo_fw-la transire_fw-la foramina_fw-la quae_fw-la nequit_fw-la ignis_fw-la noster_fw-la hic_fw-la elignis_fw-la ortus_fw-la taedaque_fw-la creatus_fw-la second_o the_o quality_n consequent_a to_o figure_n principle_n be_v smoothness_n and_o its_o contrary_a asperity_n not_o that_o if_o we_o appeal_v to_o the_o judgement_n of_o the_o sense_n the_o superfice_n of_o a_o body_n may_v not_o be_v smooth_a though_o it_o consist_v of_o angulous_a atom_n or_o rough_a though_o compose_v of_o plain_a and_o polite_a atom_n for_o all_o atom_n as_o well_o as_o their_o figure_n be_v so_o exile_v as_o that_o many_o of_o they_o that_o be_v angular_a may_v cohaere_fw-la into_o a_o mass_n without_o any_o inequality_n in_o the_o superfice_n deprehensible_a by_o the_o sense_n and_o on_o the_o contrary_a many_o of_o those_o that_o be_v plane_n and_o polite_a may_v be_v convene_v and_o concrete_v into_o such_o mass_n as_o to_o make_v angle_n edge_n and_o other_o inequality_n sufficient_o sensible_a but_o that_o if_o we_o refer_v the_o matter_n partly_o to_o the_o judicature_n of_o reason_n partly_o to_o the_o evidence_n of_o our_o sense_n in_o general_n we_o can_v but_o determine_v it_o to_o arise_v from_o the_o figuration_n of_o atom_n alone_o first_o to_o the_o judicature_n of_o reason_n for_o as_o the_o mind_n admit_v nothing_o to_o be_v perfect_o continue_v beside_o a_o atom_n so_o can_v it_o admit_v nothing_o to_o be_v exquisite_o smooth_a beside_o either_o the_o whole_a superfice_n of_o a_o atom_n â—f_o the_o same_o be_v orbicular_a oval_a or_o of_o the_o like_a figure_n or_o some_o part_n of_o it_o if_o the_o same_o be_v tetrahedical_a hexahedrical_a or_o of_o some_o such_o poligone_a figure_n because_o look_v by_o what_o reason_n the_o mind_n do_v conclude_v the_o superfice_n of_o no_o concretion_n in_o nature_n to_o be_v perfect_o continue_v by_o the_o same_o reason_n do_v 〈◊〉_d conclude_v the_o superfice_n of_o every_o thing_n seem_o most_o equal_a and_o polite_a to_o be_v â—â—râ—â—usly_o interrupt_v with_o asperity_n or_o eminent_a and_o depress_v particle_n and_o 〈…〉_z refer_v immediate_o and_o sole_o to_o many_o small_a mass_n of_o atom_n in_o 〈◊〉_d contexture_n coadunate_v like_a as_o it_o refer_v the_o interruption_n in_o the_o superfice_n of_o a_o piece_n of_o lawn_n or_o cambrique_n which_o to_o the_o eye_n and_o touch_n appear_v most_o smooth_a and_o unite_a to_o the_o small_a mass_n of_o filament_n interweave_v in_o the_o web_n and_o here_o the_o experiment_n of_o a_o microscope_n be_v opportune_a for_o when_o a_o man_n look_v through_o it_o upon_o a_o â—heet_n of_o the_o fine_a and_o smooth_a venice_n paper_n which_o seem_v to_o the_o naked_a eye_n and_o most_o exquisite_a touch_n to_o be_v equal_a and_o â—erse_v in_o all_o part_n of_o it_o superfice_n he_o shall_v discern_v it_o to_o be_v so_o full_a of_o eminence_n and_o cavity_n or_o small_a hill_n and_o valley_n as_o the_o most_o pregnant_a and_o praepared_a imagination_n can_v suppose_v any_o thing_n more_o unequal_a and_o impolite_a seâ—ondly_o to_o the_o evidence_n of_o our_o sense_n in_o general_n because_o the_o very_a affection_n of_o pleasure_n or_o pain_n arise_v to_o the_o sensory_a from_o the_o contact_n of_o the_o sâ—â—â—ible_a object_n do_v sufficient_o demonstrate_v that_o smoothness_n be_v a_o quality_n 〈◊〉_d either_o from_o such_o atom_n or_o such_o small_a mass_n of_o atom_n contex_v as_o 〈◊〉_d smooth_a and_o pleasant_a to_o the_o sense_n by_o reason_n of_o their_o correspondence_n 〈◊〉_d â—he_v pore_n and_o particle_n of_o the_o organ_n and_o contrariwise_o that_o asperity_n be_v a_o â—uality_n result_v either_o from_o such_o single_a atom_n or_o such_o most_o minute_n mass_n of_o atom_n concrete_v as_o dilacerate_a or_o exasperate_v the_o sense_n by_o reason_n of_o 〈◊〉_d incongruity_n or_o disproportion_n to_o the_o contexture_n of_o the_o organ_n as_o wâ—_n 〈◊〉_d even_o to_o redundancy_n exemplify_v in_o the_o grateful_a and_o ungrateful_a 〈◊〉_d of_o each_o sense_n chap._n xi_o of_o the_o motive_n virtue_n habit_n gravity_n and_o levity_n of_o concretion_n sect_n i._o the_o three_o propriety_n of_o the_o universal_a matter_n atom_n be_v mobility_n atom_n or_o gravity_n and_o from_o that_o fountain_n be_v it_o that_o all_o concretion_n derive_v their_o virtue_n motive_n for_o though_o our_o deceptable_a sense_n inform_v we_o that_o the_o minute_n particle_n of_o body_n be_v fix_v in_o the_o act_n of_o their_o coadunation_n wedge_v up_o together_o and_o as_o it_o be_v fast_o bind_v to_o the_o peace_n by_o reciprocal_a concatenation_n and_o revinction_n yet_o from_o the_o dissolution_n of_o all_o compound_v nature_n in_o process_n oâ—_n time_n cause_v by_o the_o intestine_a commotion_n of_o their_o elementary_a principle_n without_o the_o hostility_n of_o any_o external_n contrary_n may_v our_o more_o judicious_a reason_n well_o infer_v that_o atom_n be_v never_o total_o deprive_v of_o that_o their_o essential_a faculty_n mobility_n but_o be_v anceâ—santly_o agitate_a thereby_o even_o in_o the_o central_n of_o concretion_n the_o most_o solid_a and_o compact_a some_o tend_v one_o way_n other_o another_o in_o a_o perpetual_a 〈◊〉_d of_o eruption_n and_o when_o the_o major_a part_n of_o they_o chance_n to_o â—ffect_v 〈…〉_z the_o same_o way_n of_o emancipation_n then_o be_v their_o unite_a force_n determimine_v â—o_o one_o part_n of_o the_o concretion_n and_o motion_n likewise_o determine_v to_o one_o region_n respect_v that_o part._n that_o same_o motive_n virtue_n therefore_o wherewith_o every_o compound_v body_n be_v natural_o endow_v must_v owe_v â—ts_n â—rigine_fw-la to_o the_o innate_a and_o coessential_a mobility_n oâ—_n its_o component_a particle_n be_v real_o the_o same_o thing_n with_o their_o gravity_n or_o impetus_fw-la which_o yet_o receive_v its_o determinate_a manner_n and_o degree_n from_o their_o mutual_a combination_n in_o respect_n whereof_o it_o necessary_o come_v to_o paâ—s_n that_o when_o atom_n mutual_o adhâ—ering_v unto_o 〈…〉_z other_o caâ—â—ot_v obey_v the_o impulse_n of_o 〈◊〉_d â—â—ndency_n single_o they_o be_v not_o
move_v with_o that_o pernicity_n as_o if_o each_o be_v aâ—â—â—solute_a liberty_n but_o impede_v and_o retard_v each_o other_o in_o their_o progress_n arâ—â—â—rried_v with_o a_o flower_n motion_n but_o that_o more_o or_o less_o slow_a according_a to_o 〈◊〉_d rate_n or_o proportion_n of_o common_a resistance_n because_o always_o some_o of_o they_o be_v carry_v to_o a_o opposite_a other_o transvers_o other_o oblique_o to_o a_o different_a region_n partâ—_n anâ—_n 〈◊〉_d be_v it_o that_o because_o atom_n be_v at_o most_o freedom_n of_o range_n in_o 〈…〉_z concretion_n every_o degree_n of_o density_n and_o compactness_n cause_v 〈◊〉_d proportionate_a degree_n of_o tardity_n in_o their_o spontaneous_a motion_n 〈…〉_z the_o motive_n faculty_n no_o more_o general_o than_o right_o conceive_v 〈…〉_z chief_o in_o the_o spiritual_a or_o as_o vulgar_a philosophy_n aethereal_a part_n 〈◊〉_d concretion_n and_o whether_o the_o spirit_n of_o a_o thing_n be_v principal_a determine_v to_o move_v thither_o do_v they_o not_o only_a themselves_o contend_v 〈…〉_z and_o speed_n but_o also_o carry_v along_o with_o they_o the_o more_o 〈…〉_z less_o movable_a part_n oâ—_n the_o concretion_n as_o be_v superlative_o 〈…〉_z voluntary_a motion_n oâ—_n animal_n partâ—_n wâ—_n 〈◊〉_d not_o here_o insist_v upon_o the_o redargution_n of_o that_o blasphemous_a and_o absurd_a 〈◊〉_d the_o formeâ—_n epithet_n always_o imply_v the_o late_a dream_v of_o 〈…〉_z atom_n werâ—_n not_o only_o the_o first_o matter_n but_o also_o the_o first_o and_o 〈…〉_z of_o all_o thing_n and_o consequent_o that_o all_o motion_n and_o so_o all_o 〈…〉_z â—niverse_n and_o cause_v mere_o by_o the_o inhaerent_a mobility_n of_o they_o be_v 〈…〉_z have_v express_o refute_v the_o same_o in_o our_o treatise_n against_o atheism_n 〈…〉_z 1._o artic_a ultim_fw-la especial_o since_o it_o be_v more_o opportune_a for_o we_o herâ—_n 〈…〉_z that_o insomuch_o as_o the_o motion_n of_o all_o atom_n be_v suppose_v 〈…〉_z dâ—rect_v and_o most_o rapid_a therefore_o do_v the_o deviation_n as_o 〈…〉_z of_o concretion_n seem_v to_o arise_v from_o the_o deflection_n repercussion_n 〈…〉_z repression_n of_o the_o atom_n compose_v they_o for_o the_o 〈…〉_z meet_v of_o two_o atom_n may_v be_v in_o direct_a line_n so_o that_o among_o 〈…〉_z singlâ—_n percussion_n or_o repercussion_n overcome_v the_o first_o begin_v 〈…〉_z assembly_n oâ—_n convention_n will_v bear_v there_o may_v be_v cause_v some_o 〈…〉_z â—hough_o more_o or_o less_o slow_a and_o their_o occursation_n may_v be_v 〈…〉_z oblique_a angle_n and_o so_o by_o the_o same_o reason_n may_v ensue_v a_o 〈…〉_z more_o or_o less_o slow_a but_o also_o more_o or_o less_o oblique_a moreover_o 〈…〉_z repercussion_n make_v to_o oblique_a angle_n there_o chance_v to_o 〈…〉_z repercussion_n to_o angle_n equal_o oblique_a then_o must_v the_o 〈…〉_z obliquity_n multangular_a according_a to_o the_o multiplicity_n 〈…〉_z the_o angles_n be_v very_o frequent_a and_o indistant_a the_o 〈…〉_z at_o least_o to_o appearance_n to_o be_v of_o a_o uniform_a curvity_n and_o 〈…〉_z be_v term_v a_o motion_n circular_a elliptical_a helicoidal_a 〈…〉_z accord_v to_o the_o condition_n of_o its_o deflection_n and_o crookedâ—â—â—â—_n partâ—_n 〈…〉_z obseruâ—_v thaâ—_n every_o body_n whether_o simple_a or_o 〈…〉_z concretion_n frâ—m_v which_o a_o repercussion_n be_v make_v must_v 〈…〉_z bâ—_n moveâ—_n the_o same_o way_n as_o be_v the_o repercussed_n or_o not_o 〈…〉_z because_o otherwise_o there_o can_v be_v no_o mutual_a 〈…〉_z impingent_fw-la body_n rebound_v from_o the_o repercutiâ—â—_n 〈…〉_z why_o â—excepting_v only_o the_o motion_n 〈…〉_z of_o all_o concretion_n do_v ever_o suppose_v something_o that_o remain_v unmoved_a or_o that_o in_o respect_n of_o its_o less_o motion_n be_v tantamount_n to_o a_o thing_n unmoved_a because_o otherwise_o there_o can_v be_v no_o reciprocal_a resistance_n and_o so_o all_o motion_n may_v both_o begin_v and_o repair_v itself_o have_v thus_o premise_v these_o few_o fundamental_a law_n of_o motion_n in_o general_n be_v opportunity_n command_v we_o to_o descend_v to_o the_o consideration_n of_o the_o faculty_n of_o motion_n insomuch_o as_o it_o seem_v not_o to_o be_v any_o thing_n distinct_a from_o that_o motive_n force_n inhaerent_a in_o all_o concretion_n which_o we_o have_v now_o both_o describe_v and_o deduce_v from_o its_o immediate_a origine_fw-la the_o mobility_n of_o atom_n and_o that_o it_o be_v well_o know_v to_o all_o bookman_n to_o appertain_v to_o the_o second_o species_n of_o quality_n according_a to_o the_o method_n of_o aristotle_n to_o which_o we_o may_v add_v these_o lesson_n also_o that_o it_o comprehend_v the_o three_o species_n of_o quality_n and_o obtain_v the_o first_o or_o habit_n as_o its_o proper_a appendix_n know_v we_o therefore_o that_o the_o faculty_n or_o power_n of_o motion_n do_v therefore_o seem_v to_o be_v one_o and_o the_o same_o thing_n with_o the_o coessential_a mobility_n now_o describe_v because_o every_o thing_n in_o nature_n be_v judge_v to_o have_v just_a so_o much_o of_o efficacy_n or_o activity_n as_o it_o have_v of_o capacity_n to_o move_v either_o itself_o or_o any_o other_o thing_n and_o hence_o be_v it_o passive_a that_o in_o nature_n there_o be_v no_o faculty_n proper_o but_o what_o be_v active_a because_o though_o the_o motion_n of_o thing_n be_v real_o the_o same_o with_o their_o action_n yet_o must_v all_o motion_n have_v its_o beginning_n only_o from_o the_o movent_fw-la or_o agent_n nor_o can_v it_o avail_v to_o the_o contrary_a that_o all_o philosopher_n have_v allow_v a_o passive_a faculty_n to_o be_v inhaerent_a in_o all_o concretion_n since_o in_o the_o strict_a dialect_n of_o truth_n that_o passiveness_n be_v no_o other_o than_o a_o certain_a impotency_n of_o resistance_n or_o the_o privation_n of_o a_o active_a power_n in_o defect_n whereof_o the_o subject_n be_v compel_v to_o obey_v the_o energy_n of_o another_o if_o you_o suppose_v a_o obscure_a contradiction_n in_o this_o our_o assertion_n and_o according_o object_n that_o therefore_o there_o must_v be_v a_o faculty_n of_o resistance_n in_o some_o proportion_n and_o that_o that_o resistance_n be_v passive_a we_o be_v provide_v of_o a_o satisfactory_a salvo_fw-la which_o be_v that_o though_o the_o active_a virtue_n which_o be_v in_o the_o resistent_fw-la do_v sometime_o scarce_o discover_v itself_o yet_o be_v it_o manifest_a that_o there_o be_v very_o many_o thing_n which_o make_v resistance_n only_o by_o motion_n which_o no_o man_n can_v deny_v to_o be_v a_o active_a faculty_n as_o when_o we_o row_v against_o wind_n and_o tide_n or_o strive_v with_o a_o bow_n in_o the_o draw_n of_o it_o for_o all_o these_o evident_o oppose_v our_o force_n by_o contrary_a moton_fw-mi and_o as_o for_o other_o thing_n which_o seem_v to_o quiesce_v and_o yet_o make_v some_o resistance_n such_o we_o may_v conceive_v to_o make_v that_o resistance_n by_o a_o kind_n of_o motion_n which_o physician_n denominate_v a_o tonick_n motion_n like_o that_o of_o the_o eye_n of_o a_o animal_n when_o by_o the_o contraction_n of_o all_o its_o muscle_n at_o once_o it_o be_v hold_v in_o one_o fix_v position_n thus_o not_o only_o the_o whole_a globe_n of_o the_o earth_n but_o all_o its_o part_n be_v hold_v unmoved_a and_o first_o by_o mutual_a cohaerence_n and_o resist_v motion_n as_o they_o be_v part_n of_o the_o whole_a and_o thus_o also_o may_v all_o concretion_n be_v conceive_v to_o be_v make_v immote_a not_o that_o the_o principle_n of_o which_o they_o consist_v be_v not_o in_o perpetual_a inquietude_n and_o motion_n but_o because_o their_o particle_n reciprocal_o wedge_n and_o implicate_v each_o other_o and_o while_o some_o impede_fw-la â—nd_n â—ppose_v the_o motion_n of_o other_o they_o all_o conspire_v to_o the_o consistence_n of_o â—he_n whole_a however_o the_o more_o learned_a and_o judicious_a shall_v further_o dispute_v â—his_n paradoxical_a argument_n yet_o dare_v we_o determine_v the_o common_a notion_n of_o a_o faculty_n to_o be_v this_o that_o there_o be_v inherent_a in_o every_o thing_n a_o principle_n of_o move_a itself_o or_o act_v if_o not_o primaryâ—which_n â—which_z the_o school_n term_v the_o form_n yet_o secondary_a at_o least_o or_o profluent_a from_o the_o form_n be_v as_o it_o be_v the_o immediate_a instrument_n thereof_o substantia_fw-la and_o here_o we_o can_v conceal_v our_o wonder_n that_o the_o peripatetic_a have_v not_o for_o so_o many_o age_n together_o discover_v himself_o to_o be_v entangle_v in_o a_o manifest_a contradiction_n while_o on_o one_o part_n he_o affirm_v that_o there_o be_v certain_a faculty_n flow_v â_fw-la tota_fw-la substantia_fw-la from_o the_o whole_a substance_n of_o a_o thing_n as_o if_o they_o be_v derive_v from_o the_o matter_n of_o concretion_n and_o on_o the_o other_o conclude_v as_o indisputable_a that_o the_o matter_n be_v absolute_o devoid_a of_o all_o activity_n as_o if_o it_o be_v not_o certain_a that_o the_o faculty_n frequent_o perish_v when_o yet_o not_o the_o whole_a and_o entire_a substance_n of_o the_o thing_n perish_v but_o only_o the_o
power_n and_o break_v off_o the_o magnetic_a line_n it_o can_v never_o be_v avell_v and_o amove_v from_o the_o earth_n and_o hence_o be_v it_o that_o by_o how_o much_o the_o great_a force_n be_v impress_v upon_o a_o stone_n at_o its_o projection_n upward_o by_o so_o many_o more_o degree_n of_o excess_n do_v that_o impress_v force_n transcend_v the_o force_n of_o the_o retentive_a magnetic_a line_n and_o consequent_o to_o so_o much_o a_o great_a altitude_n be_v the_o stone_n mount_v up_o in_o the_o aer_fw-la and_o è_fw-la contra_fw-la which_o be_v also_o the_o reason_n why_o the_o impress_v force_n be_v most_o vigorous_a in_o the_o first_o degree_n of_o the_o stone_n ascent_n do_v carry_v it_o the_o most_o vehement_o in_o the_o beginning_n because_o it_o be_v not_o then_o refract_v but_o afterward_o the_o stone_n move_v slow_a and_o slow_a because_o in_o every_o degree_n of_o ascension_n it_o lose_v a_o degree_n of_o the_o impress_v force_n until_o at_o length_n the_o same_o be_v so_o diminish_v as_o to_o come_v to_o a_o aequipondium_fw-la with_o the_o contrary_a force_n of_o the_o magnetic_a ray_n of_o the_o earth_n detract_n it_o downward_o last_o from_o hence_o be_v it_o thereof_o that_o the_o perpendicular_a delapse_n of_o most_o body_n though_o of_o far_o different_a weight_n be_v observe_v to_o be_v aequivelox_n contrary_a to_o that_o axiom_n of_o aristotle_n 2._o de_fw-fr caelum_fw-la text_n 46_o quo_fw-la majus_fw-la fuerit_fw-la corpus_fw-la eo_fw-la velocius_fw-la fertur_fw-la and_o text_n 77._o parvum_fw-la terrae_fw-la particulum_fw-la si_fw-la elevatu_fw-la dimittatur_fw-la ferri_fw-la deorsum_fw-la quo_fw-la major_n fuerit_fw-la velocius_fw-la moveri_fw-la upon_o which_o the_o aristotelean_n have_v ground_v this_o erroneous_a rule_n velocitates_fw-la gravium_fw-la descendentium_fw-la habere_fw-la inter_fw-la se_fw-la eandem_fw-la proportionem_fw-la quam_fw-la gravitates_fw-la ipsorum_fw-la that_o the_o velocity_n of_o heavy_a body_n fall_v downward_o have_v the_o same_o proportion_n one_o to_o another_o as_o their_o gravity_n have_v and_o the_o reason_n of_o this_o aequivelocity_n of_o unequal_a weight_n seem_v to_o be_v this_o that_o of_o two_o bullet_n the_o one_o of_o only_a a_o ounce_n the_o other_o of_o a_o hundred_o pound_n weight_n drop_v from_o the_o battlement_n of_o a_o high_a tower_n at_o the_o same_o instant_n though_o the_o great_a bullet_n be_v attract_v by_o more_o magnetic_a line_n deradiate_a from_o the_o earth_n yet_o have_v it_o more_o particle_n to_o be_v attract_v than_o the_o lesser_a so_o that_o there_o be_v a_o certain_a commensuration_n betwixt_o the_o force_n attractive_a and_o the_o quantity_n of_o matter_n attract_v on_o either_o part_n the_o force_n must_v be_v such_o as_o suffice_v to_o the_o performance_n of_o the_o motion_n of_o either_o in_o the_o same_o space_n of_o time_n and_o consequent_o both_o the_o bullet_n must_v descend_v with_o equal_a velocity_n and_o arrive_v at_o the_o surface_n of_o the_o earth_n in_o one_o and_o the_o same_o moment_n all_o which_o that_o lynceus_n galileo_n well_o understand_v when_o in_o the_o person_n of_o salviatus_n desire_v to_o calculate_v the_o time_n in_o which_o a_o bullet_n may_v be_v fall_v from_o the_o concave_n of_o the_o moon_n to_o our_o earth_n and_o sagredus_fw-la have_v say_v thus_o to_o he_o sumamus_fw-la igitur_fw-la globum_fw-la determinati_fw-la with_o the_o great_a body_n or_o globe_n thereof_o yet_o be_v it_o not_o congregative_a of_o the_o whole_a globe_n to_o any_o thing_n else_o as_o if_o the_o globe_n of_o the_o earth_n be_v to_o be_v unite_v to_o the_o moon_n or_o any_o other_o orb_n in_o the_o world_n nor_o can_v it_o be_v affirm_v that_o gravity_n or_o this_o virtue_n to_o motion_n direct_v be_v concede_v to_o the_o terraqueous_a orb_n to_o the_o end_n it_o shall_v at_o the_o creation_n carry_v itself_o to_o that_o place_n which_o be_v low_a in_o the_o universe_n or_o be_v there_o posit_v constant_o retain_v itself_o therein_o since_o in_o the_o universe_n be_v neither_o high_a nor_o low_a place_n but_o only_o respective_o to_o the_o site_n of_o a_o animal_n and_o chief_o of_o man_n who_o head_n be_v account_v the_o high_a and_o foot_n the_o low_a part_n in_o the_o same_o manner_n as_o there_o be_v no_o right_n nor_o leave_v side_n in_o nature_n but_o comparative_o to_o the_o site_n of_o the_o part_n in_o man_n body_n and_o in_o reference_n to_o the_o heaven_n for_o those_o laterality_n be_v not_o determine_v by_o any_o general_a and_o certain_a standard_n in_o nature_n but_o various_o assign_v according_a to_o our_o imagination_n the_o hebrew_n chaldean_n and_o persian_n confront_v the_o sun_n at_o his_o arise_v in_o the_o east_n place_v the_o right_a side_n of_o the_o world_n in_o the_o south_n as_o likewise_o do_v all_o the_o roman_a soothsayer_n when_o they_o take_v their_o augury_n the_o philosopher_n take_v that_o to_o be_v the_o east_n from_o whence_o the_o heaven_n begin_v their_o circumgyration_n and_o so_o assign_v also_o the_o right_a hand_n to_o the_o south_n the_o astronomer_n regard_v chief_o the_o south_n and_o meridian_n sun_n account_n that_o the_o dextrous_a part_n of_o heaven_n which_o respect_v his_o right_a hand_n and_o that_o be_v the_o west_n and_o poet_n differ_v from_o all_o the_o rest_n turn_v their_o face_n to_o the_o west_n and_o so_o assign_v the_o term_n of_o right_a to_o the_o north_n for_o otherwise_o ovid_n must_v be_v guilty_a of_o a_o gross_a mistake_n in_o that_o verse_n utque_fw-la dvae_fw-la dextrá_fw-fr zonae_fw-la totidemque_fw-la sinistrâ_fw-la hence_o be_v it_o that_o as_o the_o east_n can_v be_v the_o right_a side_n of_o the_o world_n unless_o to_o he_o who_o face_v the_o north_n so_o be_v the_o vertical_a point_n of_o the_o world_n not_o to_o be_v account_v the_o high_a part_n of_o the_o universe_n but_o only_o as_o it_o respect_v the_o head_n of_o a_o man_n stand_v on_o any_o part_n of_o the_o earth_n because_o if_o the_o same_o man_n travail_n to_o the_o antipode_n that_o which_o be_v before_o the_o high_a will_v then_o be_v the_o low_a part_n of_o the_o world_n this_o consider_v we_o must_v praefer_fw-la that_o solid_a opinion_n of_o plato_n that_o in_o the_o world_n there_o be_v a_o extreme_a and_o a_o middle_a place_n but_o no_o high_a and_o low_a to_o that_o mere_o petitionary_a one_o of_o aristotle_n that_o all_o body_n tend_v towards_o the_o centre_n of_o the_o earth_n as_o to_o the_o low_a place_n in_o the_o universe_n how_o say_v the_o offend_a peripatetic_a world_n the_o mere_o petitionary_a opinion_n of_o aristotle_n why_o do_v not_o all_o man_n admit_v that_o to_o be_v the_o low_a part_n of_o the_o world_n which_o be_v the_o middle_a or_o centre_n thereof_o and_o be_v not_o that_o the_o centre_n of_o the_o earth_n and_o our_o reply_n be_v that_o indeed_o we_o can_v admit_v neither_o 1_o because_o shall_v we_o allow_v the_o world_n to_o have_v a_o middle_a or_o centre_n yet_o be_v there_o no_o necessity_n that_o therefore_o we_o shall_v concede_fw-la the_o centre_n to_o be_v the_o low_a place_n in_o the_o world_n no_o more_o than_o that_o the_o navel_n or_o central_n part_n of_o a_o man_n shall_v therefore_o be_v the_o low_a part_n for_o to_o speak_v like_o man_n who_o have_v not_o enslave_v their_o reason_n to_o praejudice_v what_o be_v oppose_v to_o the_o middle_a be_v not_o suprem_fw-la but_o extreme_a and_o high_a and_o low_a be_v opposite_a point_n in_o the_o same_o extreme_a so_o likewise_o in_o the_o terrestrial_a globe_n who_o middle_a part_n we_o account_v not_o the_o low_a but_o the_o contrary_a point_n in_o the_o sphere_n since_o otherwise_o we_o must_v grant_v the_o earth_n to_o have_v a_o double_a infinity_o one_o in_o regard_n of_o its_o centre_n the_o other_o in_o respect_n of_o the_o extreme_a point_n of_o itâ—_n 〈◊〉_d according_a to_o which_o the_o antipode_n be_v low_a to_o we_o and_o we_o 〈◊〉_d to_o they_o 2_o whâ—_n 〈◊〉_d praetend_v to_o demonstrate_v that_o there_o be_v a_o extreme_a in_o the_o universe_n 〈…〉_z â—here_o be_v â—o_o determine_v wherâ—â—nd_n whâ—t_v it_o be_v â—nd_v upon_o consequence_n 〈◊〉_d the_o universe_n have_v anâ—_n centre_n and_o wherâ—_n that_o centre_n be_v it_o be_v moâ—â—â—han_n galileo_n dare_v as_o appear_v bochat_o his_o modest_a confession_n nâ—scimus_fw-la 〈…〉_z ubi_fw-la sit_fw-la universi_fw-la centrum_fw-la nâ—qâ—â—_n a_o siâ—â—_n quodque_fw-la si_fw-la maxim_n dâ—tur_fw-la aliud_fw-la 〈…〉_z nisi_fw-la punâ—tum_fw-la imaginariâ—m_fw-la adeoque_fw-la nihilum_fw-la omni_fw-la faculâ—ate_fw-la 〈…〉_z 〈◊〉_d cosmici_fw-la dialog_n 1_o pâ—g_n 22_o beside_o we_o see_v iâ—_n to_o be_v anâ—â—â—on_v very_o good_a groundâ—_n dâ—â—putâ—â—â—mongst_a the_o most_o curious_a anâ—_n learnâ—â—_n 〈◊〉_d oâ—â—he_a world_n whether_o the_o â—â—xt_a starâ—_n be_v move_v about_o the_o earth_n or_o th'earth_n by_o a_o diurnal_a motion_n upon_o itâ—_n own_o aâ—is_n whether_o the_o â—ixâ—_n star_n 〈…〉_z one_o and_o the_o same_o concave_a superfiâ—â—_n or_o rathâ—â—_n as_o
habit_n to_o which_o any_o act_n can_v 〈…〉_z attribute_v but_o as_o a_o mere_a privation_n for_o to_o be_v dry_a be_v nothing_o else_o 〈…〉_z want_v moisture_n yet_o because_o a_o moisten_a body_n may_v contain_v more_o 〈…〉_z humidity_n therefore_o may_v it_o be_v say_v to_o be_v more_o or_o less_o dry_a 〈◊〉_d and_o a_o body_n that_o be_v imbue_v with_o less_o moisture_n be_v say_v to_o be_v dry_a 〈…〉_z one_o imbue_v with_o more_o thus_o green_a wood_n or_o such_o as_o have_v 〈◊〉_d extraneous_a moisture_n be_v common_o say_v to_o grow_v more_o and_o more_o 〈…〉_z degree_n as_o it_o be_v more_o and_o more_o dehumectâ—ted_v and_o then_o at_o lengâ—â—_n 〈◊〉_d be_v perfect_o dry_a when_o all_o the_o aqueous_a moisture_n as_o well_o natural_a 〈◊〉_d imbibe_v be_v consume_v though_o then_o also_o it_o contain_v a_o certain_a 〈◊〉_d moisture_n which_o philosopher_n call_v the_o humidum_fw-la primigentum_fw-la 〈◊〉_d this_o only_a comparative_o or_o in_o respect_n to_o its_o formeâ—_n 〈…〉_z be_v imbue_v with_o a_o great_a proportion_n of_o humidity_n 〈…〉_z for_o the_o 〈◊〉_d of_o this_o we_o be_v to_o observe_v that_o there_o be_v two_o sort_n 〈…〉_z compact_v body_n be_v usual_o humectate_v the_o one_o 〈…〉_z â—he_v other_o oleag_fw-mi nous_fw-fr and_o fat_n the_o first_o be_v easy_o 〈…〉_z by_o heat_n but_o not_o inflammable_a the_o other_o though_o it_o 〈…〉_z and_o be_v as_o easy_o inflammable_a in_o regard_n of_o the_o many_o 〈…〉_z be_v not_o easy_o exsoluble_a nor_o attenuable_a into_o 〈…〉_z cohaerence_n of_o its_o particle_n to_o the_o first_o 〈…〉_z that_o moisture_n in_o concretion_n which_o chemist_n extract_v 〈…〉_z vegetable_n because_o though_o it_o moisten_v as_o wateâ—_n 〈…〉_z incapable_a of_o inflammation_n yet_o be_v it_o much_o more_o volatile_a 〈…〉_z and_o to_o eâ—ther_n or_o both_o sort_n though_o in_o a_o diverse_a respect_n belong_v 〈…〉_z they_o call_v aqua_fw-la vitæ_fw-la or_o the_o spirit_n of_o a_o vegetable_a such_o 〈…〉_z because_o though_o it_o do_v moisten_v as_o water_n yet_o be_v 〈…〉_z evaporable_a by_o heat_n and_o as_o inflammable_a as_o 〈…〉_z learn_v in_o the_o school_n of_o sense_n that_o such_o bodieâ—_n 〈…〉_z aqueou_n and_o lean_a moisture_n be_v easy_o 〈…〉_z be_v humectate_v with_o the_o unctuous_a 〈…〉_z hardly_o why_o because_o the_o atom_n of_o which_o the_o aqueous_a do_v consist_v be_v more_o laevigated_a or_o smooth_a in_o their_o superfice_n and_o so_o have_v no_o hook_n or_o claw_n whereby_o to_o cohaere_fw-la among_o themselves_o or_o adhaere_fw-la to_o the_o concretion_n be_v soon_o disgregated_a but_o those_o which_o compose_v the_o oleaginous_a be_v entangle_v as_o well_o among_o themselves_o as_o with_o the_o particle_n of_o the_o body_n to_o which_o they_o be_v admix_v by_o their_o hamous_a angle_n be_v not_o to_o be_v expede_v and_o disengage_v without_o great_a and_o long_a agitation_n and_o after_o many_o unsuccessfull_a attempt_n of_o evolution_n thus_o wood_n be_v soon_o reduce_v to_o ash_n than_o a_o stone_n because_o that_o be_v compact_v by_o much_o of_o aqueous_a humidity_n this_o by_o much_o of_o unctuous_a for_o the_o same_o reason_n be_v it_o likewise_o that_o a_o clodd_n of_o earth_n or_o piece_n of_o cloth_n which_o have_v imbibe_v water_n be_v far_o more_o easy_o resiccate_v than_o that_o earth_n or_o cloth_n which_o have_v be_v dippt_v in_o oil_n or_o melt_v fat_a and_o this_o give_v we_o somewhat_o more_o than_o a_o mere_a hint_n towards_o the_o clear_a solution_n of_o two_o problem_n frequent_o occur_v but_o rare_o examine_v the_o one_o be_v why_o pure_a or_o simple_a water_n can_v wash_v out_o spot_n of_o oil_n solut._n or_o fat_a from_o a_o cloth_n or_o silk_n garment_n which_o yet_o water_n wherein_o ash_n have_v be_v boil_a or_o soap_n dissolve_v easy_o do_v for_o the_o cause_n hereof_o most_o probable_o be_v this_o that_o though_o water_n of_o itself_o can_v penetrate_v the_o unctuous_a body_n of_o oil_n nor_o dissociate_v its_o tenacious_o coherent_a particle_n and_o consequent_o not_o incorporate_v the_o oil_n to_o itself_o so_o as_o to_o carry_v it_o off_o in_o its_o fluid_a arm_n when_o it_o be_v express_v or_o wring_v out_o from_o the_o cloth_n yet_o when_o it_o be_v impregnate_v with_o salt_n such_o as_o be_v abundant_o contain_v in_o ash_n and_o from_o they_o extract_v in_o decoction_n the_o salt_n with_o the_o sharp_a angle_n and_o point_n of_o its_o insensible_a particle_n penetrate_v pervade_a cut_v and_o divide_v the_o oil_n in_o minimas_fw-la particulas_fw-la the_o water_n follow_v the_o particle_n of_o salt_n at_o the_o heel_n incorporate_v the_o oil_n into_o itself_o and_o so_o be_v wring_v out_o from_o the_o cloth_n again_o bring_v the_o same_o whole_o off_o together_o with_o itself_o which_o doubtless_o be_v in_o some_o part_n understand_v by_o the_o inventor_n of_o soap_n which_o be_v compound_v 〈◊〉_d water_n salt_n and_o oil_n most_o perfect_o commix_v be_v the_o most_o general_a abstersive_n for_o the_o cleanse_n of_o clothes_n pollute_v with_o oil_n grease_n turpentine_n sweat_n and_o the_o like_a unctuous_a nature_n for_o the_o particle_n of_o oil_n ambuscadoe_v in_o the_o soap_n encounter_v those_o oily_a or_o pâ—nguous_a particle_n which_o adhaere_fw-la to_o the_o hair_n and_o filament_n of_o cloth_n and_o stâ—â—n_n it_o become_v easy_o unite_v to_o they_o and_o bring_v they_o off_o together_o with_o themselves_o when_o they_o be_v dissolve_v and_o set_v afloat_o in_o the_o water_n by_o the_o incisive_a and_o dissociate_a particle_n of_o the_o salt_n which_o also_o be_v bring_v off_o at_o the_o same_o time_n by_o the_o water_n which_o serve_v only_o as_o a_o common_a vehicle_n to_o aâ—l_v the_o rest_n the_o other_o why_o stain_v of_o ink_n be_v not_o delible_a with_o water_n solut._n though_o decoct_v to_o a_o lixirium_fw-la or_o lee_n with_o ash_n or_o commix_v with_o soap_n but_o wiâ—â—_n 〈◊〉_d acid_n juice_n such_o as_n of_o lemon_n orange_n crab_n vinegar_n etc._n etc._n 〈◊〉_d reason_n hereof_o seem_v to_o be_v only_o this_o that_o the_o viâ—â—ioâ—_n or_o 〈◊〉_d which_o â—trâ—kes_v the_o black_a in_o the_o decoction_n of_o gall_n sumach_n or_o other_o 〈◊〉_d ingredient_n be_v acid_n and_o so_o consist_v of_o particle_n congenerou_v â—n_v figure_n and_o other_o propriety_n to_o those_o which_o constitute_v the_o 〈…〉_z whenever_o the_o spot_n of_o ink_n be_v thorough_o moisten_a with_o a_o acid_a 〈◊〉_d the_o vitrioâ—â—s_v soon_o unite_v thereto_o and_o so_o educe_v together_o with_o â—t_a upâ—n_n expression_n the_o union_n arise_v propter_fw-mi 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d from_o the_o similitude_n of_o their_o two_o nature_n for_o there_o always_o be_v the_o most_o easy_a and_o perfect_a union_n where_o be_v a_o similitude_n of_o essence_n or_o formal_a propriety_n as_o be_v notable_o experiment_a in_o the_o eduction_n of_o cold_a from_o a_o man_n hand_n or_o other_o benumb_a part_n by_o rub_v they_o with_o snow_n in_o the_o evocation_n of_o fire_n by_o fire_n in_o the_o extraction_n of_o some_o have_v from_o the_o central_a to_o the_o outward_a part_n of_o the_o body_n by_o the_o application_n of_o other_o have_v to_o the_o skin_n which_o be_v the_o principal_a cause_n why_o some_o poison_n be_v the_o antidote_n to_o other_o the_o alliciency_n and_o â—â—â—â—uation_n of_o choler_n by_o rhubarb_n etc._n etc._n last_o in_o 〈◊〉_d place_n we_o may_v pertinent_o insist_v upon_o the_o cause_n and_o manner_n of_o corrosion_n and_o dissolution_n of_o metal_n and_o other_o compact_a and_o firmâ—_n body_n 〈◊〉_d aqua_fw-la fortis_fw-la aqua_fw-la regis_fw-la and_o other_o chemical_a water_n the_o 〈◊〉_d of_o salt_n alum_n nitre_n vitriol_n sugar_n and_o other_o salin_n concrete_v 〈◊〉_d by_o water_n the_o exhalability_n or_o evaporability_n of_o humid_a and_o 〈◊〉_d substance_n and_o other_o useful_a speculation_n of_o the_o like_a obscure_a nature_n but_o 〈◊〉_d of_o these_o deserve_v a_o more_o exact_a and_o prolix_a disquisition_n than_o the_o 〈…〉_z sign_v to_o our_o present_a province_n will_v afford_v and_o what_o we_o have_v already_o 〈◊〉_d sufficient_o dischargeâ—h_v our_o debt_n to_o the_o title_n of_o this_o chapter_n chap._n fourteen_o softness_n hardness_n flexility_n tractility_n ductility_n etc._n etc._n sect_n i._o the_o two_o first_o of_o this_o rank_n chapter_n of_o secunâ—darie_n quality_n hardness_n and_o softness_n be_v so_o near_o of_o extraction_n and_o semblance_n that_o mâ—ny_n have_v confound_v they_o with_o firmness_n and_o fluidity_n in_o a_o general_n and_o loose_a acceptation_n forâ—_n so_o virgil_n give_v the_o epithet_n of_o soft_a to_o water_n &_o lucretius_n to_o aer_fw-la vaporâ—_n cloud_n etc._n etc._n because_o a_o firm_a body_n or_o such_o who_o part_n be_v reciprocal_o coherent_a and_o superfice_v more_o 〈…〉_z apparent_o continue_a as_o 〈◊〉_d may_v be_v soft_a and_o on_o the_o other_o side_n a_o fluid_a body_n or_o such_o who_o 〈…〉_z not_o reciprocal_o coherent_a nor_o 〈◊〉_d real_o continue_v as_o 〈…〉_z be_v hard_o
reflect_v the_o incident_a ray_n in_o a_o more_o acute_a angle_n than_o a_o parabolical_a and_o a_o parabolical_a than_o a_o spherical_a art_n 3._o a_o consectary_n why_o a_o plane_n perspicil_n exhibit_v a_o object_n in_o genuine_a dimenâ—ioâ—s_n but_o a_o convex_a in_o amplify_v and_o a_o concave_a in_o minorated_a art_n 1._o a_o recapitulation_n of_o the_o principal_a argument_n precedent_n and_o summary_n of_o the_o subsequent_a subsequent_a the_o â—â—x_n muscle_n viz._n viz._n the_o dâ—â—ect_n as_o the_o depriment_n 〈◊〉_d abducent_a abducent_a and_o oblique_a as_o the_o 2_o circumactor_n or_o lover_n muscle_n art_n 3._o why_o the_o situation_n of_o a_o object_n be_v perceive_v by_o the_o sight_n art_n 5._o the_o same_o illustrate_a by_o a_o experiment_n art_n 6._o why_o the_o motion_n and_o quiet_a of_o object_n â—re_n discern_v by_o the_o sight_n art_n 7._o why_o 〈◊〉_d image_n imitate_v the_o motion_n of_o tâ—eâ—r_n artiâ—pes_v oâ—_n originals_n art_n 8._o wâ—y_a the_o rightside_n â—ide_z of_o a_o catoptrical_a image_n respect_v the_o lâ—ft_n of_o its_o exemplar_n and_o why_o two_o catoptrick_a glass_n confront_o posit_v cause_v a_o restitution_n of_o the_o part_n of_o the_o image_n to_o the_o natural_a form_n art_n 1._o the_o argument_n due_o acknowledge_v to_o â—e_v superlative_o difficult_a iâ—_n not_o absolute_o aâ—ataleptâ—cal_a art_n 2._o the_o sentence_n of_o aristâ—tle_n concern_v the_o nature_n of_o colour_n and_o the_o commentary_n of_o scalâ—geâ—_n thereupon_o art_n 3._o the_o opinion_n of_o plato_n art_n 4._o of_o the_o pythagorean_n and_o stoiâ—k_n art_n 5._o of_o the_o spagyrical_a philosopher_n art_n 6._o the_o reason_n of_o the_o 〈…〉_z and_o election_n of_o democritus_n and_o epicurus_n judgement_n touch_v the_o generaâ—iâ—n_n of_o colâ—uâ—s_n art_n 7._o the_o text_n of_o epicurus_n full_o and_o faithful_o expound_v art_n 1._o a_o paradox_n that_o there_o be_v no_o colour_n in_o the_o dark_a art_n 2._o a_o familiar_a experiment_n attest_v the_o verity_n thereof_o art_n 3._o the_o constancy_n of_o all_o artificial_a tincture_n dependent_a on_o the_o constancy_n of_o disposition_n in_o the_o superficial_a particle_n of_o the_o body_n that_o wear_v they_o art_n 4._o that_o sâ—_n general_o magnify_v distinction_n of_o colour_n into_o inherent_a and_o mere_o apparent_a redargue_v of_o manife_a contradiction_n art_n 5._o the_o emphatical_a or_o evanid_a colour's_n create_v by_o 〈◊〉_d nâ—_n less_o râ—al_a &_o 〈◊〉_d than_o the_o â—ost_o 〈◊〉_d tiâ—ctures_n art_n 6._o corollary_n the_o reason_n of_o emphatical_a colour_n appinge_v on_o body_n object_v by_o a_o prism_n art_n 7._o the_o true_a difference_n of_o emphatical_a and_o durable_a colour's_n 〈◊〉_d art_n 8._o no_o colour_n formal_o inâ—â—erent_a in_o object_n but_o only_a 〈◊〉_d or_o 〈◊〉_d câ—â—â—rary_a to_o the_o constant_a 〈…〉_z art_n 9_o 〈…〉_z â—arther_o vindicate_v from_o difficulty_n by_o the_o 〈…〉_z praâ—cedeâ—â—_n 〈…〉_z oâ—_n the_o aâ—â—mists_n art_n 1._o the_o nativity_n of_o white_a or_o the_o reason_n of_o its_o perception_n by_o the_o sight_n art_n 2._o black_a a_o meet_a privation_n of_o light_n art_n 3._o the_o genealogy_n of_o all_o intermediate_n color_n art_n 4._o the_o cause_n of_o the_o sympathy_n &_o antipathy_n of_o some_o colour_n art_n 5._o the_o intermistion_n of_o small_a shadow_n among_o the_o line_n of_o light_n absolute_o necessary_a to_o the_o generation_n of_o any_o intermediate_n colour_n art_n 6._o two_o eminent_a problem_n concern_v the_o generation_n and_o transposition_n of_o the_o vermilion_n and_o caerule_a appinge_v on_o body_n by_o prisme_n art_n 7._o the_o solution_n of_o the_o former_a with_o a_o rational_a conjecture_n of_o the_o cause_n of_o the_o blue_n apparent_a in_o the_o concave_n of_o the_o heaven_n art_n 8._o the_o solution_n of_o the_o late_a art_n 9_o the_o reason_n why_o the_o author_n proceed_v not_o to_o investigate_v the_o cause_n of_o compound_v colour_n in_o particular_a art_n 10._o he_o confess_v the_o erection_n of_o this_o whole_a discourse_n on_o simple_a conjecture_n and_o enumerate_v the_o difficulty_n to_o be_v subdue_v by_o he_o who_o hope_v to_o attain_v a_o apodictical_a knowledge_n of_o the_o essence_n &_o cause_n of_o colour_n art_n 11._o des_fw-mi cartes_n attempt_v to_o dissolve_v the_o chief_a of_o those_o difficulty_n unsucsessful_a because_o ground_v on_o a_o unstable_a hypothesis_n art_n 1._o the_o clasp_v or_o ligament_n of_o this_o to_o the_o praecedent_a chapter_n art_n 2._o the_o author_n notion_n of_o the_o ray_n of_o light_n art_n 3._o a_o parallelism_n betwixt_o a_o stream_n of_o water_n exsilient_fw-la from_o the_o cock_n of_o a_o cistern_n and_o a_o ray_n of_o light_n emanant_fw-la from_o its_o lucid_a fountain_n praeconsiderables_fw-fr art_n 4._o light_o distinguish_v into_o primary_n secondary_a etc._n etc._n art_n 5._o all_o light_a debilitate_a by_o reflection_n and_o why_o art_n 6._o a_o example_n sensible_o demonstrate_v the_o same_o art_n 7._o that_o light_n be_v in_o perpetual_a motion_n according_a to_o arist._n art_n 8._o light_n why_o corroborate_v in_o some_o case_n and_o debilitate_a in_o other_o by_o refraction_n corollary_n why_o the_o figure_n of_o the_o sun_n both_o rise_n &_o set_v appear_v rather_o elliptical_a than_o spherical_a art_n 9_o paradox_n that_o the_o proportion_n of_o solary_a ray_n reflect_v by_o the_o superior_a aer_fw-la or_o aether_n towards_o the_o earth_n be_v so_o smaâ—l_a as_o not_o to_o be_v sensible_a art_n 10._o that_o every_o lucid_a body_n as_o lucid_n do_v emit_v its_o ray_n sphâ—erically_o but_o as_o visible_a pyramidally_n art_n 11._o that_o light_n be_v invisible_a in_o the_o pure_a medium_n art_n 1._o the_o necessity_n of_o the_o author_n confirmation_n of_o the_o fâ—â—st_o praeconsiderable_a art_n 2._o the_o corporiety_n of_o light_n demonstrate_v by_o its_o jâ—st_a attribute_n viz._n viz._n locomotion_n locomotion_n resilition_n resilition_n refraction_n refraction_n coition_n coition_n disgregation_n disgregation_n igniety_n art_n 3._o aristotle_n definition_n of_o light_n a_o mere_a ambage_n and_o incomprehensible_a art_n 4._o the_o 〈◊〉_d of_o light_n impâ—rts_v not_o the_o coexistence_n of_o two_o body_n in_o one_o place_n contrary_a to_o the_o peripatetic_a art_n 5._o nor_o the_o motion_n of_o a_o bâ—dy_n to_o be_v instantaneous_a art_n 6._o the_o invisibility_n of_o â—ight_n in_o the_o limpid_a medium_n no_o argument_n of_o its_o immateriality_n as_o the_o peripatetic_a praesume_v art_n 7._o tâ—e_v corporiety_n of_o light_n full_o consistent_a with_o the_o duration_n of_o the_o sun_n contrary_a to_o the_o peripatetic_a art_n 8._o the_o insensibility_n of_o heat_n in_o many_o lucent_a bâ—dieâ—_n no_o valid_a argument_n against_o the_o present_a thesis_n that_o light_n be_v flame_n attenuate_v art_n 1._o a_o elegy_n of_o the_o sense_n of_o hear_v and_o the_o relation_n of_o this_o and_o the_o praecedent_a chapter_n art_n 2._o the_o great_a affinity_n betwixt_o viâ—ibleâ—nd_n â—nd_z audible_a species_n in_o their_o representation_n of_o the_o superficial_a condition_n of_o object_n art_n 3._o in_o the_o cause_n and_o manner_n of_o their_o destruction_n art_n 4._o in_o their_o actinâ—bolism_n or_o diffusion_n both_o spherical_a and_o pyramidal_a art_n 5._o in_o their_o certify_v the_o sense_n of_o the_o magnitude_n figure_n and_o otherâ—_n quality_n of_o their_o original_n art_n 6._o in_o the_o obscuration_n of_o less_o by_o great_a art_n 7._o in_o their_o offence_n of_o the_o organ_n when_o excessive_a art_n 8._o in_o thâ—ir_a production_n of_o heat_n by_o multiplication_n art_n 9_o in_o their_o variability_n according_a to_o the_o various_a disposition_n of_o the_o medium_fw-la art_n 10._o in_o their_o chief_a attribute_n of_o locomotion_n exsilitiâ—â—_n impaction_n resilition_n disgregation_n congregation_n art_n 1._o the_o product_n of_o the_o praemise_n concern_v the_o point_n of_o consent_n &_o dissent_n of_o audible_a and_o visible_a species_n viz._n that_o sound_v be_v corporeal_a art_n 2._o a_o obstruction_n oâ—_n praejudice_n from_o the_o general_o suppose_v repugnant_a authority_n of_o some_o of_o the_o ancient_n expeded_a art_n 3._o a_o argument_n of_o the_o corporiety_n of_o sound_n art_n 4._o a_o second_o argument_n corollary_n art_n 5._o the_o 〈…〉_z where_o 〈…〉_z dâ—sâ—ant_n fâ—â—m_o â—he_n sonant_fw-la aâ—d_n repercutient_n corollary_n 2._o art_n 6._o why_o concave_n yield_v the_o strong_a and_o long_a sound_n corollary_n 3._o art_n 7._o the_o reason_n of_o concurrent_a echo_n where_o the_o audient_fw-la be_v near_o the_o reflectent_n and_o remote_a from_o the_o sonant_fw-la corollary_n 4._o art_n 8._o why_o echo_n monâ—phâ—n_v rehearse_v so_o much_o the_o few_o syllable_n by_o how_o much_o near_o the_o audient_fw-la be_v to_o the_o reflectent_n corollary_n 5._o art_n 9_o the_o reaâ—on_n of_o pâ—lyphâ—n_a echo_n art_n 10._o a_o three_o argument_n of_o the_o materiality_n of_o sound_n art_n 11._o the_o necessity_n of_o a_o certain_a configuration_n in_o a_o sound_n infer_v from_o the_o distinction_n of_o one_o sound_n from_o another_o by_o the_o sense_n art_n 12._o the_o same_o confirm_v by_o the_o authority_n
intestine_a cauâ—es_n of_o corruption_n chief_o twâ—_n 1_o the_o interception_n of_o inanity_n among_o the_o 〈◊〉_d particle_n of_o body_n 2_o â—â—e_v dential_a gravity_n and_o inseparable_a mobility_n of_o atom_n art_n 6._o the_o general_n manner_n oâ—_n way_n of_o generation_n and_o corruption_n art_n 7._o inadvertency_n of_o aristotle_n in_o make_v five_o general_n 〈◊〉_d of_o generatiâ—â—_n art_n 8._o the_o special_a manner_n of_o generation_n innumerable_a and_o why_o art_n 9_o all_o sâ—â—ts_n oâ—_n atom_n not_o indifferent_o coâ—petenâ—_n to_o the_o constitution_n of_o all_o sort_n of_o thing_n art_n 1._o why_o thâ—_n nature_n of_o â—otion_n which_o deserve_v to_o have_v be_v the_o subject_n of_o the_o first_o speculatiâ—â—_n be_v reserve_v to_o bâ—_n the_o argument_n of_o tâ—e_v last_o in_o this_o physiology_n art_n 2_o a_o epicurean_a principle_n of_o fundamental_a concern_v to_o moâ—ion_n art_n 3._o 〈…〉_z art_n 〈…〉_z art_n 6._o imperious_a his_o â—â—â—ections_n against_o that_o definition_n of_o epicâ—rus_n and_o 〈…〉_z of_o each_o art_n 7._o that_o tâ—ere_o be_v motion_n contrary_a â—o_o thâ—_n sophism_n of_o parmenides_n melâ—ssus_n zeno_n dâ—â—doâ—us_n and_o the_o sceptics_n art_n 1._o 〈…〉_z art_n 2_o the_o 〈◊〉_d deduce_v from_o the_o 〈◊〉_d epicurean_a principle_n of_o moâ—â—on_n 〈◊〉_d and_o 〈◊〉_d considerable_a conclusion_n extract_v from_o thence_o art_n 4._o 〈◊〉_d or_o aequanility_n â—he_v 〈◊〉_d character_n of_o a_o natural_a â—_z and_o 〈◊〉_d want_v of_o uniformity_n of_o a_o 〈◊〉_d art_n 5._o â—he_n downward_o motion_n 〈◊〉_d inanimate_v derive_v from_o â—n_n external_n principle_n contrary_a to_o aristotle_n art_n art_n 12._o that_o the_o proportion_n or_o ration_n of_o celerity_n to_o celerity_n increase_a in_o the_o descent_n of_o heavy_a thing_n be_v not_o the_o same_o as_o the_o proportion_n or_o ration_n of_o space_n to_o space_n which_o they_o pervade_v contrary_a to_o michael_n varâ—_n the_o mathematician_n art_n 14_o 〈…〉_z art_n 16._o the_o physical_a reason_n of_o that_o proportion_n art_n 17._o the_o reason_n of_o the_o equal_a velocity_n of_o body_n of_o very_a dâ—ffeâ—â—nâ—_n weight_n fall_v from_o the_o same_o altitude_n infer_v from_o the_o same_o theory_n art_n 18._o gravity_n distinguish_v into_o simple_a and_o adjectitious_a art_n 19_o the_o râ—â—e_n of_o that_o superlative_a velocity_n with_o which_o a_o bullet_n will_v be_v carry_v in_o case_n it_o shall_v fall_v from_o the_o moon_n sun_n or_o region_n of_o the_o â—ixed_a star_n to_o the_o earth_n and_o 〈◊〉_d each_o of_o those_o vast_a height_n to_o the_o 〈◊〉_d of_o the_o 〈◊〉_d art_n 1._o what_o and_o whence_o be_v that_o force_n or_o virtue_n motive_n whereby_o body_n project_v be_v carry_v on_o after_o their_o dismission_n from_o the_o projicient_fw-la art_n 2._o the_o manner_n of_o the_o impression_n of_o that_o force_n art_n 3._o that_o all_o motion_n in_o a_o free_a or_o empty_a space_n must_v be_v vniform_a and_o perpetual_a and_o that_o the_o chief_a cause_n of_o the_o inequality_n and_o brevity_n of_o the_o motion_n of_o thing_n project_v through_o the_o atmosphere_n be_v the_o magnetic_a attraction_n of_o the_o earth_n art_n 4._o that_o in_o the_o atmosphere_n no_o body_n can_v be_v project_v in_o a_o direct_a line_n unless_o perpendicular_o upward_o oâ—_n downward_o and_o why_o art_n 5._o that_o the_o motion_n of_o a_o stone_n proâ—ected_v upward_o oblique_o be_v compose_v of_o a_o horizontal_a and_o perpendicular_a together_o art_n 6._o demonstration_n of_o that_o composition_n art_n 7._o that_o of_o the_o two_o different_a force_n impress_v upon_o a_o ball_n throw_v upward_o from_o the_o hand_n of_o a_o man_n stand_v in_o a_o ship_n that_o be_v under_o sail_n the_o one_o do_v not_o destroy_v the_o other_o but_o each_o attainâ—_n its_o proper_a scope_n art_n 8._o tâ—at_a the_o space_n of_o time_n in_o wâ—iâ—h_n the_o â—all_n be_v aâ—cending_v fâ—om_o the_o f_o 〈…〉_z the_o top_n of_o the_o mâ—st_n be_v equal_a to_o that_o in_o which_o it_o be_v again_o descend_v from_o the_o top_n to_o the_o â—oot_n art_n 9_o 〈…〉_z art_n 10._o the_o reason_n and_o manner_n of_o the_o reflection_n or_o rebound_v motion_n of_o body_n divert_v from_o the_o line_n of_o their_o direction_n by_o other_o encounter_v they_o art_n 11._o that_o the_o emersion_n of_o a_o weight_n append_v to_o a_o 〈…〉_z the_o perpendicular_a 〈◊〉_d which_o it_o have_v â—â—duced_v itself_o in_o vibration_n 〈◊〉_d a_o reflection_n 〈◊〉_d betwixt_o 〈◊〉_d reflection_n at_o all_o and_o the_o least_o reflection_n assignable_a and_o the_o râ—le_n of_o all_o other_o reflection_n whatever_o art_n 12._o â—he_n â—eaâ—â—n_v of_o the_o equality_n of_o the_o angle_n of_o incidence_n and_o râ—â—lâ—xiâ—n_n art_n 13._o two_o inference_n from_o the_o praeaâ—ses_n viz._n 1_o that_o the_o oblique_a projection_n of_o a_o globe_n against_o a_o plane_n be_v compose_v of_o a_o double_a parallel_n and_o 2_o that_o nature_n suffer_v no_o diminution_n of_o her_o right_a to_o the_o short_a way_n by_o reflection_n art_n 14._o wherein_o the_o aptitude_n or_o ineâ—â—itude_n of_o body_n to_o reflection_n do_v consist_v
the_o complexion_n of_o any_o two_o or_o more_o of_o they_o but_o here_o we_o be_v arrest_v by_o two_o notable_a prisme_n and_o to_o our_o praecedent_a theory_n seem_o inconsistent_a problem_n which_o though_o of_o difficulty_n enough_o to_o deserve_v the_o wealthy_a speculation_n of_o archimedes_n do_v yet_o require_v from_o we_o at_o least_o a_o plausible_a solution_n on_o the_o paenalty_n of_o no_o less_o than_o the_o loss_n of_o reputation_n and_o the_o post_v up_o a_o writ_n of_o bankrupt_a against_o our_o reason_n by_o that_o austere_a creditor_n curiosity_n 1_o how_o come_v it_o that_o those_o two_o so_o discrepant_a and_o assymbolical_a colour_n create_v by_o a_o prism_n vermillion_n and_o caerule_n arise_v from_o cause_n so_o cognate_n the_o former_a only_o from_o the_o commistion_n of_o a_o great_a proportion_n of_o light_n with_o a_o less_o of_o shadow_n the_o late_a from_o a_o less_o proportion_n of_o light_n with_o a_o great_a of_o shadow_n 2_o why_o when_o those_o two_o colour_n emphatical_a vermillion_a and_o carule_n be_v by_o a_o prism_n intermediate_v project_v on_o a_o wall_n or_o sheet_n of_o white_a paper_n beyond_o it_o from_o the_o light_n of_o a_o candle_n if_o you_o put_v your_o eye_n in_o that_o place_n â—n_v which_o either_o of_o the_o two_o colour_n be_v appinge_v so_o that_o another_o person_n convenient_o posit_v in_o the_o same_o room_n may_v behold_v the_o same_o distinct_o shine_v on_o the_o pupil_n of_o your_o eye_n yet_o shall_v you_o plain_o and_o distinct_o perceive_v the_o other_o colour_n in_o the_o glass_n for_o example_n if_o the_o vermilion_n appear_v on_o your_o eye_n you_o shall_v nevertheless_o clear_o see_v a_o caerule_v in_o the_o glass_n and_o transpositive_o though_o your_o eye_n be_v manifest_o and_o total_o tinct_a with_o a_o carule_n yet_o shall_v you_o see_v a_o vermilion_n heaven_n touch_v the_o former_a we_o shall_v adventure_v to_o desume_v the_o solution_n thereof_o mere_o from_o the_o figure_n of_o the_o prism_n and_o determine_v the_o reason_n on_o this_o only_a that_o the_o ray_n of_o light_n arrive_v at_o the_o base_a of_o the_o triangle_n be_v traject_v through_o it_o by_o a_o long_a tract_n or_o way_n than_o those_o arrive_v at_o or_o near_o to_o the_o top_n thereof_o and_o therefore_o the_o glass_n be_v in_o that_o part_n most_o crass_a there_o must_v be_v more_o impervious_a particle_n obsistent_fw-la to_o the_o ray_n of_o light_n each_o one_o whereof_o repercuss_v its_o ray_n back_o again_o into_o the_o medium_n from_o the_o glass_n cause_v that_o the_o number_n of_o shadow_n be_v multiply_v in_o that_o part_n of_o the_o object_n which_o the_o base_a of_o the_o triangle_n direct_o respect_v and_o consequent_o produce_v a_o caerule_n tincture_n thereon_o such_o as_o that_o not_o only_o by_o vulgar_a but_o many_o transcendent_o learned_a head_n adscribe_v to_o the_o firmament_n which_o yet_o belong_v rather_o to_o that_o vast_a many_o have_v say_v infinite_a space_n betwixt_o it_o and_o our_o terrestrial_a globe_n be_v cause_v by_o the_o ray_n of_o the_o celestial_a lamp_n from_o swarm_n of_o minute_n body_n interpose_v thin_o reflect_v towards_o our_o eye_n for_o each_o of_o those_o impervious_a particle_n swarm_v in_o that_o immense_a space_n must_v repercuse_v a_o ray_n of_o light_n deradiate_v from_o above_o and_o so_o by_o multiply_v the_o number_n of_o shadow_n make_v the_o firmament_n which_o otherwise_o according_a to_o probability_n will_v wear_v the_o mourn_a livery_n of_o midnight_n appear_v total_o invest_v in_o a_o azure_a mantle_n this_o though_o mere_a conjecture_n and_o indeed_o the_o subject_n be_v too_o sublime_a to_o admit_v of_o other_o than_o conjecture_v since_o st._n paul_n have_v leave_v we_o no_o observation_n concern_v it_o in_o his_o rapture_n up_o into_o the_o three_o heaven_n and_o the_o design_n of_o the_o ganzaes_n be_v desperate_a have_v in_o it_o somewhat_o more_o of_o reason_n than_o that_o confident_a conceit_n of_o athanas._n kircherus_n art_n magn._fw-la lucis_fw-la &_o umbrae_fw-la lib._n 1._o part_n 3._o cap._n 3._o de_fw-fr chromatismis_n rerum_fw-la naturalium_fw-la medium_fw-la inter_fw-la utrumque_fw-la caeruleum_fw-la proximum_fw-la viz._n à _fw-fr nigro_n seu_fw-la tenebroso_fw-la colorem_fw-la ad_fw-la jucundissima_fw-la illa_fw-la caelorum_fw-la spatia_fw-la inoffenso_fw-la visu_fw-la contemplanda_fw-la natura_fw-la providentissima_fw-la mundo_fw-la contulit_fw-la etc._n etc._n that_o the_o providence_n of_o the_o creator_n choose_v this_o azure_a tincture_n to_o invest_v the_o firmament_n withal_o as_o the_o middle_a colour_n between_o the_o two_o extreme_n white_a and_o black_a that_o so_o our_o sight_n may_v not_o when_o we_o speculate_v that_o universal_a canopy_n be_v either_o perstringed_a with_o the_o excessive_a lustre_n of_o the_o one_o nor_o terminate_v by_o the_o absolute_a opacity_n of_o the_o other_o because_o if_o the_o natural_a colour_n of_o the_o firmament_n be_v azure_a as_o he_o praesume_v then_o will_v it_o by_o reason_n of_o the_o vast_a space_n betwixt_o it_o and_o our_o sight_n and_o the_o repercussion_n of_o the_o great_a part_n of_o the_o ray_n of_o light_n from_o our_o eye_n by_o those_o myriad_n of_o myriad_o of_o myriad_o of_o small_a body_n replenish_n that_o intermediate_v space_n necessary_o appear_v of_o some_o other_o colour_n the_o experience_n of_o seaman_n assure_v that_o all_o colour_n white_a and_o that_o of_o pure_a flame_n retain_v to_o whiteness_n only_o except_v lose_v themselves_o in_o long_a trajection_n through_o the_o medium_n and_o that_o even_a land_n which_o be_v but_o few_o degree_n remove_v from_o opacity_n appear_v to_o the_o first_o discovery_n like_o a_o bluish_a cloud_n lie_v level_a to_o the_o horizon_n it_o be_v certain_a therefore_o that_o by_o how_o much_o the_o far_o any_o colour_n recede_v from_o whiteness_n by_o so_o much_o the_o less_o way_n it_o be_v visible_a which_o the_o grecian_a intimate_v in_o the_o word_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d albus_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d quod_fw-la procul_fw-la videatur_fw-la and_o that_o even_o the_o earth_n a_o opace_fw-la body_n to_o seaman_n first_o ken_n it_o at_o large_a distance_n appear_v clad_v in_o a_o kind_n of_o obscure_a bluish_a mantle_n it_o can_v be_v dissonant_n to_o reason_n to_o conceive_v that_o the_o natural_a colour_n of_o the_o firmament_n can_v be_v azure_a since_o it_o so_o appear_v to_o we_o and_o that_o it_o be_v rather_o opace_fw-la because_o it_o appear_v azure_a when_o illustrate_a by_o the_o reflect_a light_n of_o the_o celestial_a luminary_n again_o because_o the_o ray_n of_o light_n incident_a on_o the_o top_n of_o the_o prism_n be_v traject_v through_o it_o by_o a_o short_a cut_n or_o passage_n than_o those_o incident_a on_o the_o base_a and_o so_o meet_v with_o few_o impervious_a and_o retundent_fw-la particle_n the_o glass_n be_v in_o that_o part_n thin_a therefore_o be_v the_o number_n of_o 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