In a democracy the poor will have more power than the rich, because there are more of them, and the will of the majority is supreme.

The bad man is continually at war with, and in opposition to, himself.

A friend is a second self.

For knowing is spoken of in three ways: it may be either universal knowledge or knowledge proper to the matter in hand or actualising such knowledge; consequently three kinds of error also are possible.

Youth should stay away from all evil, especially things that produce wickedness and ill-will.

The ultimate end...is not knowledge, but action. To be half right on time may be more important than to obtain the whole truth too late.

Evils draw men together.