The mystical impulse in men is somehow a desire to possess the universe. In women, it's a desire to be possessed.

But Zarathustra made it clear in which direction the answer lay; it is towards the artist-psychologist, the intuitional thinker. There are very few such men in the world's literature; the great artists are not thinkers, the great thinkers are seldom artists.

When I open my eyes in the morning, I am not confronted by a world, but by a million possible worlds.

Simple perception then is a fallacy. Besides the conscious prejudices that we are aware of imposing on the world, there are a thousand subconscious prejudices that we assume to be actuality.

As a young man I was scornful about the supernatural but as I have got older, the sharp line that divided the credible from the incredible has tended to blur; I am aware that the whole world is slightly incredible

The Americans have always been more open to my ideas. In fact, I could earn a living in America just by lecturing. One of my brightest audiences, incidentally, were the prisoners in a Philadelphia gaol - brighter than my students at university.

Isaiah Berlin once said that there are two kinds of writers, hedgehogs and foxes. He said the fox knows many things, the hedgehog knows just one thing. So Shakespeare is a typical fox; Tolstoy and Dostoyevsky are typical hedgehogs. Now, I'm a typical hedgehog. I know just one thing, and I repeat it over and over again. I try to approach it from different angles to make it look different, but it's the same thing.