Optics, developing in us through study, teach us to see.

Taste is the best judge. It is rare. Art only addresses itself to an excessively small number of individuals.

Painting is founded on the heart controlled by the head.

A work of art which did not begin in emotion is not art.

Doubtless there are things in nature which have not yet been seen. If an artist discovers them, he opens the way for his successors.

To paint is not to copy the object slavishly, it is to grasp a harmony among many relationships.

If isolation tempers the strong, it is the stumbling-block of the uncertain.