“A dictatorship requires three things: a man, an idea, and a following ready to live for the man and the idea, and if necessary to die for them. If the man is lacking, it is hopeless; if the idea is lacking, it is impossible; if the following is missing, the dictatorship is only a bad joke.”Thus said Joseph Goebbels, the “Minister of Public Enlightenment and Propaganda” for Nazi Germany from 1933 to 1945. To his list of three requirements for a dictatorship, I would add an obvious fourth (given his office, I’m surprised Goebbels didn’t mention it): propaganda. In order...