The greatest victory is over self.

One kind of justice is that which is manifested in distributions of honour or money or the other things that fall to be divided among those who have a share in the constitution ... and another kind is that which plays a rectifying part in transactions.

The soul consists of two parts, one irrational and the other capable of reason. (Whether these two parts are really distinct in the sense that the parts of the body or of any other divisible whole are distinct, or whether though distinguishable in thought as two they are inseparable in reality, like the convex and concave of a curve, is a question of no importance for the matter in hand.)

Happiness seems to require a modicum of external prosperity.

It is best to rise from life as from a banquet, neither thirsty nor drunken.

There are some jobs in which it is impossible for a man to be virtuous.

Why is it that all those who have become eminent in philosophy, politics, poetry, or the arts are clearly of an atrabilious temperament and some of them to such an extent as to be affected by diseases caused by black bile?