The world we carry inside us produces answers, sometimes. A way of escape. A flight from reality. You didn’t want to live either in London or New York. The fourteenth century made an exciting, if someone gruesome, antidote to both. The trouble is that daydreams, like hallucinogenic drugs, become addictive; the more we indulge, the deeper we plunge, and then, as I said before, we end in the loony-bin.