THERE ARE MANY THINGS that can be said against Michael Moore. An odd combination of Howard Stern and Paul Krugman, Moore is the king of all left-wing media, from films to books, who specializes in trashing everything that conservative America holds dear. For Moore, businessmen are always trampling on the faces of the poor, Republicans are always the tools of sinister vested interests, and America is always up to no good in the world. But say this for the pudgy auteur, he has his uses as a timesaver at dinner parties in hyper-partisan America. If the woman next to you...