Borro, Girolamo, De motu gravium et levium, 1575

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                ferro magis aridus, magis rarus, & magis terreus plus trahit
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                humidi, quam reddat: humidum, quod ſuæ naturæ magis fa
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                miliare, & conueniens eſt, magis attrahit: at quoniam fer­
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                reum humidum naturæ Herculei lapidis conuenientissimum
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                est, ideo maximè trahitur, & cum tracto ferreo humido, pro­
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                pter naturæ cognationem, & formam, etiam ipſum ferrum
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                trahitur: ferrum non item trahit magnetem, quia ferrum
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                minus est peruium, & eam ob cauſam, multam aggregatæ
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                humiditatis cognatam congeriem accipere non poteſt.
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                Diogenes dicat oportet, cur ſolus Herculeus lapis ferrum
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                tantum trahit, ſi ſola humiditas eſt cauſa propter quam hæc
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                attractio fiat? </s>
                <s id="s.001441">cum alia multa fluida ſint, & ſuo more hu­
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                mida, vt est æs, plumbum, & argentum, & cætera, quæ &
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                ipſa propter innatam humiditatem liquantur: magneti hu­
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                midæ ob cognatam, & naturæ magnetis maximè conuenien­
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                tem humiditatem ſimilia, & à magnete non trahuntur.
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                <s id="s.001442">
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                Contra Empedoclem, Democritum, Leucippum, Epicu­
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                rum, Lucretium, & Diogenem omnia ferè illa argumenta
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                poſſunt afferri, quæ libro primo de Phyſico auditu particula
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                trigeſimaſexta, & deinceps contra Anaxagoram, ab Ari­
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                ſtotele allata fuerunt. </s>
                <s id="s.001443">Omnes ex Herculis lapide corporatas
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                effluxiones manare aſſeruerunt: vt Empedocles à mente di­
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                uina vnumquodque ex vno quoque extrahi aſſeruit: quapro­
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                pter iisdem mediis, quibus Empedocles arguitur, & ipſi ar­
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                guuntur. </s>
                <s id="s.001444">Omne itaque corpus (vt hinc dicendi principium
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                auſpicemur) aliqua ex parte quantumuis parua truncatum
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                minus quam prius constiterat, efficitur; atqui ex magnete
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                truncatæ partes, quæ corpora ſunt, effluunt. </s>
                <s id="s.001445">Ergo magnetis
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                corpus ſemper fit minus, sed magnetem diu ferrum trahere
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                contingit. </s>
                <s id="s.001446">Ergo bona pars corporatarum effluxionum ex ma
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                </s>
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