Man is the most intelligent of the animals - and the most silly.

If your cloak was a gift, I appreciate it; if it was a loan, I'm not through with it yet.

To arrive at perfection, a man should have very sincere friends or inveterate enemies; because he would be made sensible of his good or ill conduct, either by the censures of the one or the admonitions of the other.

Boasting, like gilded armour, is very different inside from outside.

To become self-educated you should condemn yourself for all those things that you would criticize others.

It was a favorite expression of Theophrastus that time was the most valuable thing that a man could spend.

Democritus says, "But we know nothing really; for truth lies deep down".