The fundamental grey which differentiates the masters, expresses them and is the soul of all colour.

I have often, as an exercise and as a sustenance, painted before an object down to the smallest accidents of its visual appearance but the day left me sad and with an unsatiated thirst. The next day I let the other source run, that of imagination, through the recollection of the forms and I was then reassured and appeased.

The value of art lies in its power to increase our moral force or establish its heightening influence.

Like music my drawings transport us to the ambiguous world of the indeterminate.

My drawings inspire, and are not to be defined. They place us, as does music, in the ambiguous realm of the undetermined.

The good work proceeds with tenacity, intention, without interruption, with an equal measure of passion and reason and it must surpass that goal the artist has set for himself.

I am certain about what I will never do - but not about what my art will render.

My originality consists in putting the logic of the visible to the service of the invisible.

I have a feeling only for shadows

The painter is not an intellectual if, when he has painted a nude woman, he gives us the idea that she is just about to put her clothes back on.

Nothing in Art is achieved by will alone. It is achieved by docilely submitting to the subconscious.

All my originality consists?in giving life in human fashion to beings which are impossible according to the laws of possibility.

One must respect black. Nothing prostitutes it.

The Artist submits from day to day to the fatal rhythm of the impulses of the universal world which encloses him, continual centre of sensations, always pliant, hypnotized by the marvels of nature which he loves, he scrutinizes. His eyes, like his soul, are in perpetual communion with the most fortuitous of phenomena.