The chief function of color should be to serve expression as well as possible.

Seek the strongest color effect possible... the content is of no importance.

You want to paint? First of all you must cut off your tongue because your decision takes away from you the right to express yourself with anything but your brush.

The use of expressive colors is felt to be one of the basic elements of the modern mentality, an historical necessity, beyond choice.

To arrive is to be in prison.

What I dream of is an art of balance, of purity and serenity devoid of troubling or depressing subject matter - a soothing, calming influence on the mind, rather like a good armchair which provides relaxation from physical fatigue.

After a half-century of hard work and reflection the wall is still there.