Anaxagoras makes the good a motive principle; for his 'reason' moves things. But it moves them for an end, which must be something other than it, except according to our way of stating the case; for, on our view, the medical art is in a sense health.
Anaxagorasek, hain zuzen ere, printzipio mugiarazlea hartu du Ongitzat, Adimenak mugitu egiten baitu. Baina honek "zerbaitetarako" mugitzen du; beraz, Ongia beste zerbait da, guk esaten dugun moduan ez 10) bada, hots, Medikuntza, nolabait, Osasuna dela.