Antony Gormley, artistI was rather standoffish at first. There was a site near Gateshead, an old pithead, and the local council wanted to build something. I think there’d been some kind of international competition, but they hadn’t been terribly pleased with the results. I said: “I don’t make art for motorways.” But then I saw a photograph of this mound on the hill, with a deep valley below. It...