Xenophanes speaks thus:-And no man knows distinctly anything,And no man ever will.

He used to say that it was better to have one friend of great value than many friends who were good for nothing.

Aristippus said that a wise man's country was the world.

Fortune is unstable, while our will is free.

One of the sophisms of Chrysippus was, "If you have not lost a thing, you have it.

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.

The mountains too, at a distance, appear airy masses and smooth, but seen near at hand they are rough.