Climate change is a reality.

There will come a moment when the most urgent threats posed by the credit crisis have eased and the larger task before us will be to chart a direction for the economic steps ahead. This will be a dangerous moment. Behind the debates over future policy is a debate over history-a debate over the causes of our current situation. The battle for the past will determine the battle for the present. So it's crucial to get the history straight.

I think that for the developing world there are many versions of capitalism, and countries have to choose one that's appropriate.

It is trust, more than money, that makes the world go round.

They [political leaders ] thought the only problem was the banking system, and if they fixed the banking system, all would be fine. But the banking system and the mortgage problem were symptomatic of some deeper problems, and evidently they still haven't recognized those deeper problems.

If you're injured in an automobile accident, and you sue the driver, you get much more for your injury than if you're fighting for your country. There's a double standard here.

Active learning is always involved with interaction between teachers and students and Socratic methods and that's gonna continue.