In fact, most artists want to make things a bit more difficult for themselves as they go along, to challenge themselves.

I think I’m greedy, but I’m not greedy for money – I think that can be a burden – I’m greedy for an exciting life. I want it to be exciting all the time, and I get it, actually. On the other hand, I can find excitement, I admit, in raindrops falling on a puddle and a lot of people wouldn’t. I intend to have it exciting until the day I fall over.

I think the ambiguity of similarity and difference is very powerful. It's the same scene in different times of year read across the grid, and, of course, different locations reading vertically. But you can get confused and lost in the series. You force the mind, which is always comparing and contrasting, to stumble ... That ambiguity is very powerful. One is getting lost and refinding oneself.

I'm a bit claustrophobic, I know that now.

The history of photography needs clearing out. It needs something else now. Because photography always acknowledged there were cameras before photography.

Well, in Bradford I could say I was brought up in Bradford and Hollywood.

In one gallery they actually had a notice which said No Sketching. How obnoxious! I said, How do you think these things got on the walls if there was no sketching?