There is no genius who hasn't a touch of insanity.

Justice is the loveliest and health is the best. but the sweetest to obtain is the heart's desire.

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.

Life cannot be lived, and understood, simultaneously.

If you prove the cause, you at once prove the effect; and conversely nothing can exist without its cause.

The wise man does not expose himself needlessly to danger, since there are few things for which he cares sufficiently; but he is willing, in great crises, to give even his life - knowing that under certain conditions it is not worthwhile to live.

All communication must lead to change