The more practical problem with the Cheney-Bolton worldview is that it is profoundly inaccurate. The world is not nasty, brutish and short. Life has improved immeasurably over the past 100 years. Political violence — deaths from wars, civil wars and terrorism — has plummeted. And this has happened in large part because human beings also have the genes to cooperate, to compete peacefully and to weigh the costs of war against their benefits.

Washington Post: Does a Trump doctrine on foreign policy exist? Ask John Bolton.