'But the man who is ready to taste every form of knowledge, is glad to learn and never satisfied - he's the man who deserves to be called a philosopher, isn't he?'

The soul of man is immortal and imperishable.

People too smart to get involved in politics are doomed to live in societies run by people who aren't.

A sensible man will remember that the eyes may be confused in two ways - by a change from light to darkness or from darkness to light; and he will recognize that the same thing happens to the soul.

Whence comes war and fighting, and factions? Whence but from the body and the lust of the body? Wars are occasioned by the love of money, and money has to be acquired for the same and service of the body.

We must infer that all things are produced more plentifully and easily and of a better quality when one man does one thing which is natural to him and does it at the right time, and leaves other things.

No man's nature is able to know what is best for the social state of man; or, knowing, always able to do what is best.