It needs good management to enjoy life. I enjoy it twice as much as others, for the measure of enjoyment depends on the greater or less attention that we give to it...The shorter my possession of life the deeper and fuller I must make it.

The world is but a perennial movement. All things in it are in constant motion-the earth, the rocks of the Caucasus, the pyramids of Egypt-both with the common motion and with their own.

Experience stands on its own dunghill in medicine, and reason yields it place. Medicine has always professed experience to be the touchstone of its operations.

To philosophize is nothing else than to prepare oneself for death.

We cannot fail in following nature.

Life in itself is neither good nor evil, it is the place of good and evil, according to what you make it.

Why dost thou complain of this world? It detains thee not; thy own cowardice is the cause, if thou livest in pain.