Gassendi, Pierre, De proportione qua gravia decidentia accelerantur, 1646

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              <s id="s.001838">
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              túmque accipere à cauſſa, à qua fuerit eius
                <expan abbr="initiũ">initium</expan>
              ; & vice
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              verſa habere initium ab eadem cauſſa, à qua fomentum,
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              incrementumque acceperit. </s>
              <s id="s.001839">Quippe obſeruaui natu­
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              ram ſic in cæteris comparatam, vt qua ratione progreſ­
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              ſum parat, eadem exordium faciat; ac habui planè in­
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              congruum tam imbecillum facere internum rei princi­
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              pium, vt motum incipiat, qui per totannorum myria­
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              das ſit inſenſibilis futurus, indigeatque ſemper externo
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              motore, qui acceleret, ac perficiat, & vno quidem pro­
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              pè momento. </s>
              <s id="s.001840">Heinc verò eſt, cur, vt dum aqua igni
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              admota incaleſcit, non quærimus cauſſam intenſionis,
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              ſeu
                <expan abbr="graduũ">graduum</expan>
              caloris ſuperad ditorum, in igne, & cauſſam
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              primi gradus in aqua; ſed tam primum gradum, quàm
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              cæteros ad ſolum ignem referimus: ita dum lapis inua­
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              leſcit, acceleraturve in motu, non videatur accelera­
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              tionis, ſiue partium motus requirenda cauſſa externa; &
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              initij, ſeu primæ illius particulæ motus, interna, hoc eſt
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              in ipſo lapide: ſed tam pars prima, quàm cæteræ refe­
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              rendæ videantur ad externam cauſſam. </s>
              <s id="s.001841">Vſurpo autem
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              aquam in exemplum; quoniam vt illa ex ſe calore deſti­
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              tuitur, ſic lapis exſe caret motu, quemadmodum in­
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              telligitur ex poſito caſu, quòd in vacuo, ac non exſiſten­
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              te præſertim Mundo, conſtitutus ſit; ſecus profectò, ac
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              animal, quod habet in ſe ſui motus principium. </s>
              <s id="s.001842">Quo
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              ſanè loco non parùm ſuſpexi Ariſtotelem, cùm cenſuit
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              corpus graue moueri deorsùm
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              non à ſe,
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              ſed
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              ab alio,
                <emph.end type="italics"/>
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              ac inter cæteras rationes, ob quas
                <emph type="italics"/>
              impoßibile
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              duxit,
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                <foreign lang="grc">ἀσωύχτον
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                </foreign>
              , fieri talem motum à principio intrin­
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              ſeco, illam attulit, quod graue alioquin foret anima­
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              tum;
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              cùm à ſe moueri animatorum proprium ſit,
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              </s>
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