Cardano, Girolamo, De subtilitate, 1663

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              <s id="s.001423">
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              generat, quid prohibet, ne in miſtis aërem
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              etiam eſſe ponamus? </s>
              <s id="s.001424">Nam vt frigida & ſic­
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              ca materia ibi eſt, non pura terra, & frigi­
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              da, & humida, non autem aqua: ſic cali­
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              da & humida materia illa aër dici poterit,
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              & calida ac ſicca ignis: atque ſic res hæc ad
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              opinionem Ariſtotelicorum denuò redibit.
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              </s>
              <s id="s.001425">Sed differentia non parua eſt. </s>
              <s id="s.001426">Primò, quia
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              aër ibi nullus eſt: fit enim aër à calido igneo
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              non naturali: quòd & ſi fiat, extruditur.
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              </s>
              <s id="s.001427">Palam eſt hoc, quòd homines, qui vali­
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              dum habent calorem naturalem, expertes
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              flatus ſunt: ſunt qui verò bile abundant &
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              calidi ſunt naturâ, modicum tamen ha­
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              bent naturalis caloris, flatu abundant.
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              </s>
              <s id="s.001428">Deinde quòd aliud ſit dicere, ab initio ge­
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              nerationis quatuor elementa miſceri, aliud
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              quòd in miſtis poſtquam miſta ſunt, inue­
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              niantur partes his elementis conſimiles. </s>
              <s id="s.001429">Ac­
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              cedit, quòd pars illa, quæ igni ſimilis vide­
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              tur, huic noſtro ſimilis eſt, quod elemen­
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              tum nullum eſſe conſtat. </s>
              <s id="s.001430">Denique quod ma­
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              ius eſt, terreæ & aqueæ partes cùm ſeparan­
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              tur, non ſola qualitate, ſed etiam ſubſtan­
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              tiis terram & aquam referunt: igneæ autem
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              & aëreæ non ſubſtantiis, ſed ſola qualitate.
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              </s>
              <s id="s.001431">Itaque, vt dictum antè fuit, terra, aqua, &
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              calorin humido cuncta generant, è quibus
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              tamen ſecundum ſimilitudinem qualitatum
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              quatuor ſubſtantiæ fieri videntur. </s>
              <s id="s.001432">Nam
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                vis</expan>
              ( vt dixi ) aër naturâ ſit frigidiſſimus, in
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              miſtis tamen quatuor ſunt partes, ſubſtantia
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              & viribus differentes. </s>
              <s id="s.001433">Terra enim, quæ ca­
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              lore euicta non eſt, frigida & ſicca manens,
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              naturam, cùm ac ſubſtantiam, & nomen
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              priùs ei inditum retinet, tametſi minimè ter­
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              ra ſit. </s>
              <s id="s.001434">Pars autem eius: quæ à calore ſupe­
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              ratur, ſicca manens, euadit calidior, voca­
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              túrque ignis vel quia igni noſtro ſimilis ſe,
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              licet inferior viribus: vel quia de igne talem
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              veteres opinionem habuerint. </s>
              <s id="s.001435">Simili ratione
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              aqua, quam calor euincere nequiuit, aqua
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              vocatur, nec tamen aqua eſt. </s>
              <s id="s.001436">Pars autem,
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              quam calor ſuperauit, dicitur aër, quia ca­
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              lida eſt, & humida ſubſtantia: talem enim
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              aërem eſſe veteres exiſtimauerunt, quum
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              tamen ( vt dixi ) aër velut cætera omnia ele­
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              menta ſit frigidiſſimus. </s>
              <s id="s.001437">Atque hæc de miſto­
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              rum partibus quæſtio clara eſt. </s>
              <s id="s.001438">Alia huic
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              difficilior ſuccedit quæſtio. </s>
              <s id="s.001439">Nam ſi calor
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              putridus eſt in ſicco, quomodo generat? </s>
              <s id="s.001440">Po­
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              ſuimus enim ipſum igneæ naturæ, & tamen
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              animalia generare palàm eſt. </s>
              <s id="s.001441">Si autem in
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              humido, quomodo corrumpit? </s>
              <s id="s.001442">Verùm ob id
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              generat, quia à naturali ſubſtantia non dif­
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              fert. </s>
              <s id="s.001443">Etenim quum in humido ſitus ſit, natu­
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              ralis dicitur his, quibus conuenit: his au­
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              tem quibus eſt diſſimilis ac noxius, non na­
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              turalis ac putridus appellatur. </s>
              <s id="s.001444">Cùm enim ca­
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              ro corrumpitur, calor qui intus eſt carni
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              quidem putridus, vermi autem generando
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              naturalis eſſe videtur. </s>
              <s id="s.001445">Ob hoc igitur ca­
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              lor omnis putridus aliquid generat, & ali­
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              quid etiam corrumpit. </s>
              <s id="s.001446">Quia enim elemen­
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              ta omnia ( vt dixi ) frigidiſſima ſunt, ſuper­
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              ueniente calore neceſſariò agitantur atque
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              miſcentur, & aliquid generant, pro caloris
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              ac materiæ natura: humidum primò, inde fun­
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              gos, pòſt herbarum genera quædam, tum
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              vermes atque ſerpentes. </s>
              <s id="s.001447">Vnde animæ ſub­
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              ſtantia ipſa manifeſta eſt, quia calore quo­
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              dam cœleſti conſtat. </s>
              <s id="s.001448">Neque ergo putredo
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              vlla fit, quæ non ſit generatio. </s>
              <s id="s.001449">Et calor idem
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              ſemper hoc generat, illud corrumpit. </s>
              <s id="s.001450">Et
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              quum ex pomo homo nutritur, humanus
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              ille calor pomo quidem putridus eſt, homi­
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              ni autem naturalis. </s>
              <s id="s.001451">Dicitur tamen magis
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              naturalis is, qui eſt in ſemine, quia tranſ­
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              mutatio fit ad nobilius. </s>
              <s id="s.001452">Putridus autem vo­
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              catur, quum generantur animalia, quæ vi­
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              liora ſunt his, ex quibus generantur. </s>
              <s id="s.001453">Vt
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              igitur in ſemine actio omnis, niſi impedia­
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              tur, ad generationem eſt, ita etiam in pu­
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              trefactione: nam & illa opus naturæ fruſtra­
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              ri contingit. </s>
              <s id="s.001454">Omnis ergo calor ſimilis na­
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              turalis dicitur, & conſeruat: diſſimilis au­
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              tem putridus appellatur, & corrumpit. </s>
              <s id="s.001455">In
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              hypydem iis enim ouis calor gallinæ cor­
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              rumpit, & aliud generat, non pullum: quia
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              calor ille non eſt ei naturalis. </s>
              <s id="s.001456">In ouis au­
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              tem, quæ ſemine galli fœcunda facta ſunt,
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              naturalis fit, & pullos generat. </s>
              <s id="s.001457">Vnus igi­
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              tur, idémque calor & naturalis eſt, & pu­
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              trefaciens. </s>
              <s id="s.001458">Ergo ſi calor omnis, qui corrum­
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              pit quod iam eſt, putridus dicitur, etiam
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              qui in ſemine eſt, putridus meritò dici poteſt:
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              corrumpit enim ſemen plantæ vt plantam,
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              & aſini vt aſinum, & hominis vt hominem
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              generet. </s>
              <s id="s.001459">Quamobrem omnis calor generans,
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              putridus erit. </s>
              <s id="s.001460">Sed naturalis dicitur, cùm ſi­
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              mile generat his, à quibus deciditur, & no­
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              bilius ipſa materia. </s>
              <s id="s.001461">Sed omnis putridus ge­
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              nerat aliquid, & ideò naturalis eſt. </s>
              <s id="s.001462">Calor
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              igitur naturalis, & putridus ſolùm compa­
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              ratione differunt, re autem idem ſunt.
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              </s>
              <s id="s.001463">Namque omnis calor cœleſtis generat, &
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              corrumpit, eſtque anima, vel animæ inſtru­
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              mentum, aut cauſa: inſtrumentum autem non
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              eſt, quia anima prior eſt: neque cauſa, manet
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              enim: ſed anima. </s>
              <s id="s.001464">Propter quod non malè di­
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              xit Anaxagoras, omnia eſſe miſta, atque ani­
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              mâ prædita. </s>
              <s id="s.001465">Nam quæcunque miſta ſunt, ge­
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              nerantur, & corrumpuntur: quod autem ge­
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              nerat, & corrumpit, calor eſt naturalis: calor
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              autem naturalis, aut anima, aut non ſine ani­
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              ma. </s>
              <s id="s.001466">Miſta igitur omnia calida, & calidum
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              omne viuit, aut ad vitam properat. </s>
              <s id="s.001467">Calor
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              enim ille cœleſtis nunquam ceſſat, donec
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              aliquid generauerit, & quod generat, iuxta
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              ſui potentiam, & magnitudinem generat.
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              </s>
              <s id="s.001468">Vnde in Ægypto cùm magnus ſit, anima­
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              lia etiam perfecta generat, vt lepores, & ca
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              preolos, abſque ſemine vllo Seminum au­
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              tem calores à coloribus putredinum diffe­
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              runt, quia materiam magis paratam habent.
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              </s>
              <s id="s.001469">Ideò in ſeminis propagatione minùs fit fœ­
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              toris, quia minùs inutilis partis continetur.
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              </s>
              <s id="s.001470">Attamen dùm ex ſemine animalia generan­
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              tur, putredo magna fit, quam menſes indi­
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              cant, qui à partu fluunt fœtidi atque corru­
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              pti. </s>
              <s id="s.001471">Verùm calor, qui non generat, humido
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              caret proprio, ſed vel nimis mouetur, vel fa­
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              tiſcit, quia pingue humidum non eſt. </s>
              <s id="s.001472">Princi­
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              pia enim generationis calor cœleſtis, & ele­
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              mentorum humidum: ob hoc neque in gla­
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              cie, quoniam nullus calor, neque in arena
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              quicquam generatur, quia humido omni ca­
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              ret. </s>
              <s id="s.001473">Altera enim harum qualitatum agens,
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              altera patiens eſt: nam nulla alia qualitas (vt
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              dixi) inuenitur, ſed humidi priuatio ſiccitas, </s>
            </p>
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