By education I mean that training in excellence from youth upward which makes a man passionately desire to be a perfect citizen, and teaches him to rule, and to obey, with justice. This is the only education which deserves the name.

If we are to keep our flock at the highest pitch of excellence, there should be as many unions of the best of both sexes, and as few of the inferior as possible, and that only the offspring of the better unions should be kept.

No soul willfully does wrong.

Opinion is the medium between knowledge and ignorance.

To begin with the wine jar in learning the potter's art.

God ever geometrizes.

The penalty that good men pay for not being interested in politics is to be governed by men worse than themselves.