Thoughts on Truth - Philosophy

He held the supreme good to be really one, though called by many names, sometimes wisdom, sometimes God, and again Mind, and so forth. But all that is contradictory of the good he used to reject, declaring that it had no existence.

107. When he impugned a demonstration, it was not the premisses but the conclusion that he attacked. He rejected the argument from analogy, declaring that it must be taken either from similars or from dissimilars. If it were drawn from similars, it is with these and not with their analogies that their arguments should deal; if from dissimilars, it is gratuitous to set them side by side.

But I care not for these babblers, nor for anyone besides, not for Phaedo whoever he be, nor wrangling Euclides, who inspired the Megarians with a frenzied love of controversy.

Eubulides kept up a controversy with Aristotle and said much to discredit him.

it was his [Alexinus] intention to found a school which should be called the Olympian school. But as their provisions ran short and they found the place unhealthy, they left it, and for the rest of his days Alexinus lived in solitude with a single servant. And some time afterwards, as he was swimming in the Alpheus, the point of a reed ran into him, and of this injury he died.

He [Diodorus Cronus] too was a dialectician and was supposed to have been the first who discovered the arguments known as the "Veiled Figure" and the "Horned One." When he was staying with Ptolemy Soter, he had certain dialectical questions addressed to him by Stilpo, and, not being able to solve them on the spot, he was reproached by the king and, among other slights, the nickname Cronus was applied to him by way of derision. 112. He left the banquet and, after writing a pamphlet upon the logical problem, ended his days in despondency.