In my prints I try to show that we live in a beautiful and orderly world and not in a chaos without norms, as we sometimes seem to. My subjects are also often playful. I cannot help mocking all our unwavering certainties. It is, for example, great fun deliberately to confuse two and three dimensions, the plane and space, or to poke fun at gravity. Are you sure that a floor cannot also be a ceiling? Are you absolutely certain that you go up when you walk up a staircase? Can you be definite that it is impossible to eat your cake and have it?

I do indeed believe that there is a certain contrast between, say, people in scientific professions and people working in the arts. Often there is even mutual …

It's pleasing to realize that quite a few people enjoy this sort of playfulness and that they are not afraid to look at the relative nature of rock-hard realit…

As far as I know, there is no proof whatever of the existence of an objective reality apart from our senses, and I do not see why we should accept the outside …

A painter paints the appearance of things, not their objective correctness, in fact he creates new appearances of things.

One must paint all the phenomena of the world as an enigma.

The worst constructed play is a Bach fugue when compared to life.