My second Christian name is John. Good solid bourgeois Christian name, like my first name, Peter, a rock. Minerals. Build on rock, rocks, uranium. Peter and John were two of the twelve apostles - arguable the two most significant. Were my parents hedging their bets?

I imagine if you had built the Newton Memorial outside Paris ... it would have undoubtedly shown the violence of 1870 and 1914 and 1942 and 1945 - even 1968! Consider building a vast cube of stone merely to register the effects of violence - marked and dated as an indictment.

For so many filmmakers, cinema is a means to an end.

I wanted to make a cinema of ideas, not plots, and to use the same aesthetics as painting, which has always paid great attention to formal devices of structure, composition and framing.

There are many photos of Eisenstein. I think he was quite vain, and he liked photos of him. Being a virgin at 33 is strange now, but let's not be too high-minded about that.

Here was opportunity to make an audience walk and move, be sociable in a way never dreamed of by the rigors of cinema-watching, in circumstances where many different perspectives could be brought to bear on a series of phenomena associated with the topics under consideration. Yet all the time it was a subjective creation under the auspices of light and sound, dealing with a large slice of cinema's vocabulary.

American actors are coy. We all have pricks and cunts, or are you different from the rest of us?