From Harvard Law School comes the latest conservative flirtation with authoritarianism. Professor Adrian Vermeule, a 2016 Catholic convert, is an “integralist” who regrets his academic specialty, the Constitution, and rejects the separation of church and state. His much-discussed recent Atlantic essay advocating a government that judges “the quality and moral worth of public speech” is unimportant as a practical political manifesto, but it is symptomatic of some conservatives’ fevers, despairs and temptations.