On aging societies, there is no reason why a country that has a lot of old people can't be prosperous if, during their working lives, individuals provide for their retirement.

The big issue is whether the United States will succeed in its venture of reshaping the Middle East. It is not clear to me that using military force is the way to do it. We should not have gone into Iraq. But we have.

There is likely to be a lag between the need for action and government ["an individual's" or "a team's"] recognition of the need; a further lag between recognition of the need for action and the taking of action; and a still further lag between the action and its effects

Because it is one thing to have free immigration to jobs. It is another thing to have free immigration to welfare. And you cannot have both. If you have a welfare state, if you have a state in which every resident is promises a certain minimal level of income, or a minimum level of subsistence, regardless of whether he works or not, produces it or not. Then it really is an impossible thing.

The case against a fully independent central bank is strong indeed.

Freedom means diversity but also mobility. It preserves the opportunity for today's disadvantaged to become tomorrow's privileged and, in the process, enables almost everyone, from top to bottom, to enjoy a fuller and richer life.

China has seen a great deal of economic progress. It's certainly rather of a miracle. The growing role of the market in the economy will force China to open up its political system over time and to move toward a more democratic society. So taken as a whole, the one real failure in this whole business has been Russia.