Bias used to say that men ought to calculate life both as if they were fated to live a long and a short time, and that they ought to love one another as if at a future time they would come to hate one another; for that most men were bad.

Ignorance plays the chief part among men, and the multitude of words.

But Chrysippus, Posidonius, Zeno, and Boëthus say, that all things are produced by fate. And fate is a connected cause of existing things, or the reason according to which the world is regulated.

When Thales was asked what was difficult, he said, To know one's self. And what was easy, To advise another.

Once when Bion was at sea in the company of some wicked men, he fell into the hands of pirates; and when the rest said, "We are undone if we are known,"-"But I," said he, "am undone if we are not known.

Bion used to say that the way to the shades below was easy; he could go there with his eyes shut.

When asked what learning was the most necessary, he said, “Not to unlearn what you have learned!”