Put the country's big, fat political ass on a diet. Lose that drooping deficit. Slim those spreading entitlement programs. Firm up that flabby pair of butt cheeks which are the Senate and the House. Having had a lot of fun with what politicians do, P.J. O'Rourke now has a lot of fun with what we should think about those politicians. Nothing good, to be sure. Best-selling humorist P.J. O'Rourke is back with his latest political masterpiece, Don't Vote--It...