Doubt grows with knowledge.

The useful may be trusted to further itself, for many produce it and no one can do without it; but the beautiful must be specially encouraged, for few can present it, while yet all have need of it.

All is born of water; all is sustained by water.

One needs only to get old to become milder; I don't see anyone make a mistake I hadn't also made.

People should talk less and draw more. Personally, I would like to renounce speech altogether and, like organic nature, communicate everything I have to say visually.

As soon as you trust yourself, you will know how to live.

Napoleon for the sake of a good name broke in pieces half the world.