An American friend of mine visiting from South America walked away from one of last month's parties around the L.A. Times Books Festival rather shaken and bewildered. "I felt like I was in a loony bin," he said as we emerged from a chic book-launch party in the Hollywood Hills. "If one more crazy person came up to me with some crackpot theory, I swear I would have thrown him off the balcony," he said. I know what he meant. With the 2004 presidential campaign now under way, it seems clear that as whacked out as George W. Bush may...