For imitation is natural to man from his infancy. Man differs from other animals particularly in this, that he is imitative, and acquires his rudiments of knowledge in this way; besides, the delight in it is universal.

Even when laws have been written down, they ought not always to remain unaltered. As in other sciences, so in politics, it is impossible that all things should be precisely set down in writing; for enactments must be universal, but actions are concerned with particulars. Hence we infer that sometimes and in certain cases laws may be changed.

We can't learn without pain.

The rattle is a toy suited to the infant mind, and education is a rattle or toy for children of larger growth.

Friends are an aid to the young, to guard them from error; to the elderly, to attend to their wants and to supplement their failing power of action; to those in the prime of life, to assist them to noble deeds.

If things do not turn out as we wish, we should wish for them as they turn out.

We become just by the practice of just actions, self-controlled by exercising self-control, and courageous by performing acts of courage.