Three hundred years ago, the remarkable satirist Jonathan Swift wrote, “When a true Genius appears in the World, you may know him by this infallible Sign; that the Dunces are all in Confederacy against him.” Now, you might not be President Trump’s biggest fan. Perhaps you are glad that he has returned to the White House but look forward to one of his capable lieutenants succeeding him in four years. But I would argue that never has a larger collection of absolute idiots assembled to oppose an American leader, and for that reason alone, Donald J. Trump is probably a...