In a fire, between a Rembrandt and a cat, I would save the cat.

In a burning building I would save a cat before a Rembrandt.

The more you fail, the more you succeed. It is only when everything is lost and - instead of giving up - you go on, that you experience the momentary prospect of some slight progress. Suddenly you have the feeling - be it an illusion or not - that something new has opened up.

The form is always the measure of the obsession.

All the sculptures of today, like those of the past, will end one day in pieces... So it is important to fashion ones work carefully in its smallest recess and charge every particle of matter with life.

When I see a head from a great distance, it ceases to be a sphere and becomes an extreme confusion falling down into the abyss.

That's the terrible thing: the more one works on a picture, the more impossible it becomes to finish it.