Be tolerant with others and strict with yourself.

If thou workest at that which is before thee ... expecting nothing, fearing nothing, but satisfied with thy present activity according to Nature, and with heroic truth in every word and sound which thou utterest, thou wilt live happy. And there is no man who is able to prevent this.

There is a limit circumscribed to your time – if you do not use it to clear away your clouds, it will be gone, and you will be gone, and the opportunity will not return

The world is a living being - one nature, one soul. Keep that in mind.

The most complete revenge is not to imitate the aggressor.

The perfection of moral character consists in this, in passing every day as the last, and in being neither violently excited nor torpid nor playing the hypocrite.

The true worth of a man is to be measured by the objects he pursues.