To recoil at this thought is natural. While Machiavelli never said—as some might claim—that we must lose that part of ourselves altogether in the pursuit of power, he did say that for the prince who wishes to remake the world to his liking, the natural impulse to be kind, forgiving, and empathetic must temporarily be suppressed. This is not an easy thing to do, even in the face of overwhelming necessity. By 1939, Franz Halder, a German general, had taken to carrying a pistol so that when he was in the room with Hitler, he might assassinate him. But he could never pull the trigger. He could not
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