In an artwork you're always looking for artistic decisions, so an ashtray is perfect. An ashtray has got life and death.

It's amazing what you can do with an E in A-Level art, a twisted imagination and a chainsaw.

You've got to be oblivious to other people, the push and pull of other people's opinions, the way other people measure success. It's then that you realize you are 100 percent who you are and you have to use that who-you-are 100 percent in order to create great things.

But I'm more interested in why people are frightened by Jaws and why Jaws was such a hit than saying Spielberg's my main influence.

A painting probably is the most shocking increase in value, from what it costs to make to what you sell it for.

I did a butterfly show in Berlin, and we had a guy who's an expert on butterflies; who bred them all and who looks after them all in the space.

I can't understand why most people believe in medicine and don't believe in art, without questioning either.