He who wonders discovers that this in itself is wonder.

Are you really sure that a floor can't also be a ceiling?

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

It has always irked me as improper that there are still so many people for whom the sky is no more than a mass of random points of light. I do not see why we should recognize a house, a tree, or a flower here below and not, for example, the red Arcturus up there in the heavens as it hangs from its constellation Bootes, like a basket hanging from a balloon.

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

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.

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 world as such solely by virtue of our senses.