You know how you feel somebody looking at you, and you turn, and somebody actually is? It's the same at an art gallery. You're looking at one portrait, turn around, and there is a work of art directly behind you. Because it's all energy. Every single thing has energy.

I've always asked myself since I was young, what is my duty on this planet? What am I there for? Just to hang around? Everybody must have some purpose.

From the very early stage when I started doing performance art in the '70s, the general attitude - not just me, but also my colleagues - was that there should not be any documentation, that the performance itself is artwork and there should be no documentation.

Cancer is an emotional disease.

Western culture has more need because they're so much more degenerated. They're so much more hurt, and misbalanced completely.

If you're a baker, making bread, you're a baker. If you make the best bread in the world, you're not an artist, but if you bake the bread in the gallery, you're an artist. So the context makes the difference.

A great artist has to be ready to fail.