Aristippus being asked what were the most necessary things for well-born boys to learn, said, "Those things which they will put in practice when they become men.

Diogenes lighted a candle in the daytime, and went round saying, "I am looking for a man.

Heraclitus says that Pittacus, when he had got Alcæus into his power, released him, saying, "Forgiveness is better than revenge.

Diogenes, when asked from what country he came, replied, "I am a citizen of the world."

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.

Plato was continually saying to Xenocrates, "Sacrifice to the Graces.