I hold every man a debtor to his profession.

What, then, remains but that we still should cry, For being born, and, being born, to die?

If a man will begin with certainties, he shall end in doubts, but if he will content to begin with doubts, he shall end in certainties.

Painting today is pure intuition and luck and taking advantage of what happens when you splash the stuff down.

It is a great happiness when men's professions and their inclinations accord.

The noblest works and foundations have proceeded from childless men, which have sought to express the images of their minds where those of their bodies have failed.

We must see whether the same clock with weights will go faster at the top of a mountain or at the bottom of a mine; it is probable, if the pull of the weights decreases on the mountain and increases in the mine, that the earth has real attraction.