But what I attach great importance to is observation of the movement of colors. It is only in this way that I have found the laws of complementary contrast and the simultaneity of those colors that nourish the rhythm of my vision. There I find the representative essence — which does not arise from a system or an a priori theory.
Robert DelaunayI 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.
Robert Delaunay