Page:Early Greek philosophy by John Burnet, 3rd edition, 1920.djvu/367

Rh This passage shows that the Apolloniate was somewhat later in date than the statement in Laertios Diogenes that he was contemporary with Anaxagoras would lead us to suppose, and the fact that his views are satirised in the Clouds of Aristophanes points in the same direction.

187. Simplicius affirms that Diogenes wrote several works, though he allows that only one survived till his own day, namely, the Περὶ φύσεως. This statement is based upon references in the surviving work itself, and is not to be lightly rejected. In particular, it is very credible that he wrote a tract Against the Sophists, that is to say, the pluralist cosmologists of the day. That he wrote a Meteorology and a book called The Nature of Man is also quite probable. This would be a physiological or medical treatise, and perhaps the famous fragment about the veins comes from it.

188. The work of Diogenes seems to have been preserved in the Academy; practically all the fairly extensive fragments which we still have are derived from Simplicius. I give them as they are arranged by Diels:

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