The law of unintended consequences is the only real law of history.

Empires, essentially, create order. In their absence, you don't end up with lots of happy, little nation-states full of people sitting around campfires singing John Lennon's "Imagine." What you end up with is civil war, anarchy.

For 500 years the West patented six killer applications that set it apart. The first to download them was Japan. Over the last century, one Asian country after another has downloaded these killer apps- competition, modern science, the rule of law and private property rights, modern medicine, the consumer society and the work ethic. Those six things are the secret sauce of Western civilization.

Today, the average Korean works a thousand hours more a year than the average German. A thousand. ... That is the end of the Great Divergence.

In the old days it would have been a relatively simple matter to have checked Hitler's territorial ambitions. All you'd have needed would have been the 1914 combination of Britain, France and Russia. Indeed, if such an alliance had acted decisively to defend Czechoslovakia in 1938, Hitler might even have been overthrown by his own military. But it was not to be.

It's all very well for us to sit here in the west with our high incomes and cushy lives, and say it's immoral to violate the sovereignty of another state. But if the effect of that is to bring people in that country economic and political freedom, to raise their standard of living, to increase their life expectancy, then don't rule it out.

The British press has an insatiable appetite for making public things that should be private. It's a prurience that I've never understood.