I roamed the countryside searching for answers to things I did not understand. Why shells existed on the tops of mountains. How the various circles of water form around the spot which has been struck by a stone, and why a bird sustains itself in the air.

Drawing is based upon perspective, which is nothing else than a thorough knowledge of the function of the eye.

Black is like a broken vessel, which is deprived of the capacity to contain anything.

I have wasted my hours.

The function of muscle is to pull and not to push, except in the case of the genitals and the tongue.

Feathers shall raise men even as they do birds towards heaven :- That is by letters written with their quills.

Nothing can be loved or hated unless it is first known.