I use very little red. I use blue, yellow, a little green, but especially... black, white and grey. There is a certain need in me for communication with human beings. Black and white is writing.

Since the time of the cavemen, man has glorified himself, has made himself divine, and his monstrous vanity has caused human catastrophe. Art has collaborated in this false development. I find this concept of art which has sustained man's vanity to be loathsome.

Wij wezen allles wat kopie of beschrijving was af en lieten het elementaire en het spontane in volle vrijheid reageren. Omdat de plaatsing van de vlakken en de kleuren en de verhoudingen van deze vlakken louter op toeval schenen te berusten, verklaarde ik dat deze werken, zoals in de natuur, gerangschikt waren "volgens de wetten van het toeval", toeval dat voor mij alleen maar een beperkt onderdeel vormde van een onpeilbare reden van bestaan, van een orde die in zijn totaliteit ontoegankelijk was.

To be full of joy when looking at an oeuvre is not a little thing.

Any work that is not rooted in myth and poetry or that does not partake of the depth and essence of the universe is merely a ghost.

We do not wish to imitate nature, we do not wish to reproduce. We want to produce. We want to produce the way a plant produces its fruit, not depict. We want to produce directly, not indirectly. Since there is not a trace of abstraction in this art we call it concrete art.

Zurich in 1915,... While the thunder of the batteries rumbled in the distance, we pasted, we recited, we versified, we sang with all our soul. We searched for an elementary art that would, we thought, save mankind from the madness of these times.