Obstacles cannot bend me. Every obstacle yields to effort.

I'm not contented to capture the world. I want to change it.

Art lives from constraints and dies from freedom.

Just as iron rusts from disuse, and stagnant water putrefies, or when cold turns to ice, so our intellect wastes unless it is kept in use.

Though I may not . . . be able to quote other authors, I shall rely on that which is much greater and more worthy - on experience.

I wish to work miracles.

The painter will produce pictures of little merit if he takes the works of others as his standard.