Every theory I've seen that contains an explanation of war fails. I think they fail for the same reason that explanations of sex fail. War derives from things so deep and so complex, I'm thoroughly baffled by it at the end of the day.

Politicians are enormously smart and rational. They don't have the same interests as businessmen ... But a man rises to the top of the United States. He's clawed his way out of 330 million people. OK. He didn't do that because he was dumb, or lucky, or something like that. He understands power. And he understands how to take it. And he understands how to keep it.

The importance of the question and the availability of an answer are two different things. I'm not willing to state that because the question is fundamental, therefore I possess the answer. And I'm certainly not willing to say that since I don't possess the answer, I'll pretend that I do.

Well what are our geopolitical objectives? First, that North America be peaceful, prosperous, dominated by the United States. Second, that no nation be able to approach the United States militarily ... Those are the goals. It's very simple. We achieve that by making certain that all conflict takes place in the Eastern Hemisphere so we don't have conflict here.

Italy is the fourth-largest economy in Europe and the eighth-largest economy in the world, and its banking system is collapsing. And Germany is desperate. It must maintain its standard of living. It can only do that with exports and Deutsche Bank is very exposed to Italian debt. But so is the rest of Europe.

One definition of the wicked is that they will resort to whatever means are necessary to achieve their ends. Therefore, if those who oppose wickedness don't learn the art of war, they will be helpless.

Constraint theory defines for you what outcomes are possible and what outcomes are impossible. It also eliminates wishful thinking.