I do not have a comic or tragic period in any real sense. I have always painted dark pictures; always some light pictures. I will probably go on doing so... Orchestral. My work in its entirety is like a symphony in which each painting has its part.

Gallery Notes, Allbright-Knox Art Gallery, Vol. 24 summer 1961 pp. 9-14; as quoted in Abstract Expressionism Creators and Critics, edited by Clifford Ross, Abrams Publishers New York 1990, p. 197