So, Bill Clinton got it wrong as usual, by making a smarmy plea for a truce of civility from his Little Rock library redoubt. The Iraq debate does not need to become less rude or less intense. It needs to become much more bitter and much more polarized. As I never tire of saying, heat is not the antithesis of light but rather the source of it. No, the problem with the Iraq confrontation, as fought "at home," is not its level of anger but its level of argument. After almost three years of combat, the standard of debate ought...