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

One of the sayings of Diogenes was that most men were within a finger's breadth of being mad; for if a man walked with his middle finger pointing out, folks would think him mad, but not so if it were his forefinger.

A man once asked Diogenes what was the proper time for supper, and he made answer, "If you are a rich man, whenever you please; and if you are a poor man, whenever you can.

Bury me on my face," said Diogenes; and when he was asked why, he replied, "Because in a little while everything will be turned upside down.

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

Courage, my boy! that is the complexion of virtue.

Arcesilaus had a peculiar habit while conversing of using the expression, "My opinion is," and "So and so will not agree to this.