Last Thursday, the New York Post ran a piece of mine in which I compared the antiwar movement to a religious cult "hoist on tenets of faith rather than points of evidence — and, thus, in the final analysis, no more responsive to counterarguments than guys who stand on street corners in sandwich boards forecasting the end of the world next weekend . . . no, next weekend . . . no, next weekend." It was, I thought, a clever little piece, and I knew it would get under the skin of protester types — which usually means a dozen...