Help your sister's boat across the water, and yours too will reach the other side. Kindness can become its own motive. We are made kind by being kind.

Ideas have significance for him only as a prelude to action.

The end comes when we no longer talk with ourselves. It is the end of genuine thinking and the beginning of the final loneliness. The remarkable thing is that the cessation of the inner dialogue marks also the end of our concern with the world around us. It is as if we noted the world and think about it only when we have to report it to ourselves.

Naivete in grownups is often charming; but when coupled with vanity it is indistinguishable from stupidity.

Vaguely at first, then more distinctly, I realized that man is an eternal stranger on this planet.

Unless a man has the talents to make something of himself, freedom is an irksome burden.

Our originality shows itself most strikingly not in what we wholly originate but in what we do with that which we borrow from others.