ARISTOTLE 



723 a wvvfjiov Tolg fxepeaiv, olov atfxa oltto alfxarog iq 



aapKa arro aapKos. aAAa fxrjv el y i^ erepov nvos 

 ovTos alfxa yiverai, ouS' dv rrjs 6ixol6tt]tos a'lrLov 

 €17), d)s XeyovcTLV ol (fxiaKOvres ovtoj, to aTreXdelv 

 aiTO TTavrojv tcjv pLopioiv iKavov yap dcf)^ evo? 

 5 aTTievai fiovov, eiTrep jjlt] ef at/xaro? atp,a ytyveTat,. 

 Sta Ti yap ovk dv Kal d-navra i^ ivos ylyvoiro; 

 o avTOS yap Xoyos eoLKev elvat ovtos ra> 'Ava^- 

 ayopov, Tip fJLTjdev yiyveadai toDv ojxOLOjjiepiJJV 

 ttXtjv eKelvos piev cttI TrdvTOJV, ovtol S' evrt ttjs 

 yeveaecjg t<x)v t^wcov tovto ttolovglv. eTretra Tiva 

 10 TpoTTOv av^rjOii^aeTaL raura to, dTreXdovTa (XTro Trav- 

 Tos; Ava^ayopas p-ev yap evXoycos (l>7]crl adpKas 

 €K Trjs Tpo(f)7J9 TTpoaievaL rat? aap^iv tols 8e raura 

 pi€v piT} Xeyovaiv, drro TravTog 8' aTnevai (jidoKovai, 

 TTtSs" CTepov TTpoayiyvopievov earai fjieLt,ov, el piiq 



" Cf. note on 721 a 3. It has no right to be called by the 

 same name {avvaivv/jLov, implying the same Xoyos of its 

 essence) because it has not the same qualities, which clearly 

 shows that it has not the same essence. 



* This phrase, which at once calls to mind the question 

 asked by Anaxagoras (Diels 59 B 10) ttws yap av Ik firj rpi-xos 

 yivono dpl^ Kal aap^ eV /u.17 aapKos; leads on naturally to the 

 reference to Anaxagoras which immediately follows. 



" According to Anaxagoras, the " uniform " substances, 

 such as flesh, bone, blood, etc., were to be ranked as elements, 

 i.e., as ultimate forms of matter, and therefore ex hypothesi did 

 not come into being or pass out of being; and there was a 

 portion of every one of them in every thing. Hence, there 

 was a portion of flesh, bone, blood, etc., in all nourishment 

 taken bj^ the embryo, and so Anaxagoras could easily 

 account for the growth in bulk of the flesh, bone, and blood 

 in the embryo. The theory now being examined, says 

 Aristotle, seems to make a similar assertion about the semen 

 only — this, it holds, contains a portion of flesh, bone, blood, 

 etc. — but it does not go on to assert that the nourishment 

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