I am very much afraid of definitions, and yet one is almost forced to make them. One must take care, too, not to be inhibited by them.

On the other hand, the artist has much to do in the realm of color construction, which is so little explored and so obscure, and hardly dates back any farther than to the beginning of Impressionism.

Simultaneity in light is harmony, the rhythm of colors which creates the Vision of Man.

This communication alone, by the comparison of the antagonisms, rivalries, movements which give birth to decisive moments, permits the evolution of the soul, whereby a man realizes himself on earth. It is impossible to be concerned with anything else in art.

Light comes to us by the sensibility. Without visual sensibility there is no light, no movement.

Art in Nature is rhythmic and has a horror of constraint.

Seeing is in itself a movement.