I shall consider human actions and desires in exactly the same manner, as though I were concerned with lines, planes and solids.

Happiness is a virtue, not its reward.

No one doubts but that we imagine time from the very fact that we imagine other bodies to be moved slower or faster or equally fast. We are accustomed to determine duration by the aid of some measure of motion.

Schisms do not originate in a love of truth, which is a source of courtesy and gentleness, but rather in an inordinate desire for supremacy.

For peace is not mere absence of war, but is a virtue that springs from force of character: for obedience is the constant will to execute what, by the general decree of the commonwealth, ought to be done.

Blessed are the weak who think that they are good because they have no claws.

The proper study of a wise man is not how to die but how to live.