PARIS (Reuters) - It's the diplomatic equivalent of water rolling off a duck's back. Bashing the French does not beat them down -- au contraire, it only makes them more convinced they must be right. The air has been thick with insult these days, both over the Atlantic and across the Channel, as the United States and Britain pile pressure and scorn on their reluctant ally to support an attack against Iraq. "Cheese-eating surrender monkeys," "the rat that roared," "the petulant prima donna of realpolitik" -- the epithets flung at France by the U.S. and British media can easily...