“I poke at my skull with a finger. It didn't feel soft or anything. I didn't feel insane. But if you'd really lost it, would you have enough left to know? Crazy people never thought they were crazy. "I've always talked to things," I said. "And to myself." "Good point," myself agreed with me. "Unless that means you've been nuts all along." "I don't need wiseass remarks," I told myself severely. "There's work to do. So shut up.”