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.

Italy spills over to everything. Italy is a huge banking system. It has been the major banking system in Eastern Europe. It's worked with Austria's banking system. There's all sorts of interplays there. So it's not the PIIGS one should worry about. Germany hasn't even begun falling yet. And when Germany falls, and it will, that's when the panic begins to set in.

There has never been a century that has not had a systemic war - a systemic war, meaning when the entire system convulses. From the Seven Years' War in Europe to the Napoleonic Wars of the 19th century to the World Wars, every century has one.

The poets think about war more than the social scientists.

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.

But every time new powers emerge they have to find their balance. New powers are emerging, old powers are declining. It's not that process that's dangerous, it's the emerging position that's dangerous.

So you go to Brookings, or you go to Heritage or others, they know their position on any subject before they research it. If you go to an investment bank, they know what parts of the world they are going to cover and what parts of the world they are not going to cover depending on client interest. We cover the world without being skewed by that. And that makes it more valuable.