If men are given food, but no chastisement nor any work, they become insolent.

Youth loves honor and victory more than money.

If every tool, when ordered, or even of its own accord, could do the work that befits it... then there would be no need either of apprentices for the master workers or of slaves for the lords.

The knowledge of the soul admittedly contributes greatly to the advance of truth in general, and, above all, to our understanding of Nature, for the soul is in some sense the principle of animal life.

Prudence as well as Moral Virtue determines the complete performance of a man's proper function: Virtue ensures the rightness of the end we aim at, Prudence ensures the rightness of the means we adopt to gain that end.

The wise man knows of all things, as far as possible, although he has no knowledge of each of them in detail

Happiness is an activity of the soul in accordance with virtue