"I took a course in art last winter. I learnt the difference between a fine oil painting, and a mechanical thing, like a photograph. The photograph shows only the reality. The painting shows not only the reality, but the dream behind it. It's our dreams, doctor, that carry us on. They separate us from the beasts. I wouldn't want to go on living if I thought it was all just eating, and sleeping, and taking my clothes off, I mean putting them on..."