Michael Huffington sits in a living room in Washington, D.C., a town that he despises, and he wants to say something. He looks hopeful, simple, a little nervous. You may remember him. Four years ago, as a freshman Republican congressman from southern California, he took $30 million, maybe more, from his oil fortune and spent it trying to become a United States senator. Many people make fun of him for being a dilettante, for being deluded, for being a puppet. The people paid a lot of attention to his ambitious wife Arianna, and said that she seemed to be in...