But those who extend their vision to all things that exist, and of existing things suppose some to be perceptible and others not perceptible, evidently study both classes, which is all the more reason why one should devote some time to seeing what is good in their views and what bad from the standpoint of the inquiry we have now before us.
horregatik komeni da gehiago lantzea orain interesatzen zaigunaren ikerketarako hauek zer esaten duten ongi eta zer ez.