They comprise in all 43,475 lines. To him Timonides addresses his narrative in which he related the achievements of Dion and Bion.* Favorinus also in the second book of his Memorabilia relates that Aristotle purchased the works of Speusippus for three talents. There was another Speusippus, a physician of Alexandria, of the school of Herophilus. Cuapter 2. XENOCRATES (396-314 B.c.) (Head of the Academy 339-314 B.c.) Xenocrates, the son of Agathenor, was a native of Chalcedon. He was a pupil of Plato from his earliest youth ; moreover he accompanied him on his journey to Sicily. He was naturally slow and clumsy. Hence Plato, comparing him to Aristotle, said, “‘ The one needed a spur, the other a bridle.” And again, ‘See what an ass I am training and what a horse he has to run against.”” However, Xenocrates was in all besides dignified and grave of demeanour, which made Plato say to him continually, “ Xenocrates, sacrifice to the Graces.” He spent most of his time in the Academy ; and whenever he was going to betake himself to the city, it is said that all the noisy rabble and hired porters made way for him as he passed. And that once the notorious Phryne tried to make his acquaintance and, as if she were being chased by some people, took refuge under his roof ; that he admitted her out of ordinary humanity and, there being but one small couch in the room, permitted her to share it with him, and at last, after