There is one thing more powerful than kings and all the soldiers in the world, and that is a visionary who has the courage to persevere.

The painter... will find [photography] a rapid way of making collections of studies he could otherwise obtain only with much time and trouble and, whatever his talents might be, in a far less perfect manner.

To live passionately, we ought to be able to look once again at the people we once cared for deeply and painfully.

Look within. The heart is the foundation of virtue; and it is for eternity ready to do virtuous works.

From today, painting is dead.

Inspired intellect must endure all kinds of ghastly education.

There is one thing more powerful than kings and all the soldiers in the world, and that is a visionary who has the courage to persevere.