You may fetter my leg, but Zeus himself cannot get the better of my free will.

A soul which is conversant with virtue is like an ever flowing source, for it is pure and tranquil and potable and sweet and communicative (social) and rich and harmless and free from mischief.

No man is disturbed by things, but by his opinion about things.

It's so simple really: If you say you're going to do something, do it. If you start something, finish it.

If we are not stupid or insincere when we say that the good or ill of man lies within his own will, and that all beside is nothing to us, why are we still troubled?

Keep silence for the most part, and speak only when you must, and then briefly.

It is your own convictions which compels you; that is, choice compels choice.