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.
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.
He said that men ought to remember those friends who were absent as well as those who were present.
Ignorance plays the chief part among men, and the multitude of words.
He used to say that other men lived to eat, but that he ate to live.
The market is a place set apart where men may deceive each other.
It was a common saying of Myson that men ought not to investigate things from words, but words from things; for that things are not made for the sake of words, but words for things.
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.
On one occasion Aristotle was asked how much educated men were superior to those uneducated: As much, said he, as the living are to the dead.
When he was praised by some wicked men, he said, I am sadly afraid that I must have done some wicked thing.