It is very rarely granted even to Nature herself to produce anything absolutely perfect in every part.

The Arts are learnt by reason and method; they are mastered by practice.

The picture will have charm when each color is very unlike the one next to it.

When I investigate and when I discover that the forces of the heavens and the planets are within ourselves, then truly I seem to be living among the gods.

Painting contains a divine force which not only makes absent men present, as friendship is said to do, but moreover makes the dead seem almost alive.

A common error of ignorance is to maintain that what one does not know does not exist.

No art, however minor, demands less than total dedication if you want to excel in it.