Just before heading off to Ireland a couple of weeks ago, I linked to a discussion between John Batchelor and Stephen F. Cohen about the “Sovietization” of American political culture in recent years. By this term, Professor Cohen referred to the increasing use of social, political, economic, and legal pressure to cow and silence those who dissent from the accumulating theses of “Progressive” orthodoxy. (A particularly worrisome aspect of this is that those theses are in constant leftward motion, so that one never knows, based on what was sayable yesterday, what is unsayable today — the effect of which is...