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

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

If appearances are deceitful, then they do not deserve any confidence when they assert what appears to them to be true.

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

Euripides says,-Who knows but that this life is really death,And whether death is not what men call life?

It used to be a common saying of Myson's that men ought not to seek for things in words, but for words in things; for that things are not made on account of words but that words are put together for the sake of things.

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.