Most of the supposed expressions of our feelings merely relieve us of them by drawing them out of us in an indistinct form that does not teach us to know them.

All the mind's activity is easy if it is not subjected to reality.

There is not a woman in the world the possession of whom is as precious as that of the truths which she reveals to us by causing us to suffer.

Lies are essential to humanity.

Medicine being a compendium of the successive and contradictory mistakes of medical practitioners, when we summon the wisest of them to our aid, the chances are that we may be relying on a scientific truth the error of which will be recognized in a few years time.

When you work to please others you can't succeed, but the things you do to satisfy yourself stand a chance of catching someone's interest.

The only true voyage, the only bath in the Fountain of Youth, would be not to visit strange lands but to possess other eyes, to see the universe through the eyes of another, of a hundred others, to see the hundred universes that each of them sees, that each of them is; and this we do [with great artists]; with artists like these we do really fly from star to star.