Still he continued: "The wall was necessary. It was necessary, okay? Look, we had to. We had to. People say the money could have been better spent-that it didn't need the spikes, say, or the gangway for the guards, or the mote. But I play into people's fantasies. People may not always think big themselves, but they can still get very excited by those who do. That's why a little hyperbole never hurts. People want to believe that something is the biggest...