The point is, not how long you live, but how nobly you live.

Straightforwardness and simplicity are in keeping with goodness.

Nature has made us passive, and to suffer is our lot. While we are in the flesh every man has his chain and his clog; only it is looser and lighter to one man than to another, and he is more at ease who takes it up and carries it than he who drags it.

I never come back home with the same moral character I went out with; something or other becomes unsettled where I had achieved internal peace; some one or other of the things I had put to flight reappears on the scene.

Begin at once to live, and count each day as a separate life.

Shun no toil to make yourself remarkable by some talent or other; yet do not devote yourself to one branch exclusively. Strive to get clear notions about all. Give up no science entirely; for science is but one.

But when you are looking on anyone as a friend when you do not trust him as you trust yourself, you are making a grave mistake, and have failed to grasp sufficiently the full force of true friendship.