"Don't imagine I couldn't think clearly. I was conscious of everything that was going on about me, but my brain was so cold I screamed with the pain. Have you ever held a piece of ice in the palm of your hand for as long as two or three minutes? It burnt, didn't it? Ice burns worse than fire. Well, my brain felt as though it had lain on ice for hours and hours. There was a furnace inside my head, but it was a cold furnace. It was roaring with raging cold.