“It is in the nature of people to want to exchange ideas with each other. And I believe that, basically, every artist wants nothing more than to tell his fellow people what he has in mind. With all expressions of art, whether it is music, literature or visual arts, it is first and foremost a matter of: communicating to the outside world and make sensory perceptible a personal thought, a striking idea or an inner emotion.”

At moments of great enthusiasm it seems to me that no one in the world has ever made something this beautiful and important.

 I could fill an entire second life with working on my prints.

” I am always wandering around in enigmas. There are young people who constantly come to tell me: you, too, are making Op Art. I haven’t the slightest idea what that is, Op Art. I’ve been doing this work for thirty years now.

” I don’t grow up. In me is the small child of my early days.

” The things I want to express are so beautiful and pure.

” So let us then try to climb the mountain, not by stepping on what is below us, but to pull us up at what is above us, for my part at the stars; amen.

We adore chaos because we love to produce order.

” I play a tiresome game.

 He who wonders discovers that this in itself is wonder.

 I believe that producing pictures, as I do, is almost solely a question of wanting so very much to do it well.