The New York Times published a think piece last week strategizing how leftists might be able to thwart the will of American voters and rescue democracy from President Donald Trump should he win on Nov. 5. Using the term "democracy" euphemistically for a state of things in which Democrats or leftists of other stripes are in power, the authors — a pair of Harvard University professors hostile to Trump, the Constitution as written, and the Electoral College — recommended "societal mobilization" should the powers that be fail to get their way. Daniel Ziblatt and Steve Levitsky's call to action, which...