The beauty of the soul shines out when a man bears with composure one heavy mischance after another, not because he does not feel them, but because he is a man of high and heroic temper.

The final cause, then, produces motion through being loved.

The greatest injustices proceed from those who pursue excess, not by those who are driven by necessity.

We assume therefore that moral virtue is the quality of acting in the best way in relation to pleasures and pains, and that vice is the opposite.

In a race, the quickest runner can never overtake the slowest, since the pursuer must first reach the point whence the pursued started, so that the slower must always hold a lead.

Happiness is the highest good

A promise made must be a promise kept.