The soul is the form of the body

It [Justice] is complete virtue in the fullest sense, because it is the active exercise of complete virtue; and it is complete because its possessor can exercise it in relation to another person, and not only by himself.

A promise made must be a promise kept.

...in this way the structure of the universe- I mean, of the heavens and the earth and the whole world- was arranged by one harmony through the blending of the most opposite principles.

There is simple ignorance, which is the source of lighter offenses, and double ignorance, which is accompanied by a conceit of wisdom.

The complete man must work, study and wrestle.

The proof that the state is a creation of nature and prior to the individual is that the individual, when isolated, is not self-sufficing.