You'll know the green revolution has been won when the word 'green' disappears.

I don't know what the average income of Muslim-Americans is, but Muslim-American immigrants of recent vintage, I bet they have a very above-average representation in professional and business occupations.

The thing you have to remember is, oil and gas are commodities, and the more we use them the more the price goes up, like any commodity. Solar, wind - they are technologies, so the more you use them, the more the price goes down.

We're going in the wrong direction and I think the only way to counter that is to bring the story home in really concrete ways to people - in ways that kids can understand and non-scientists can understand.

By 'flat' I did not mean that the world is getting equal. I said that more people in more places can now compete, connect and collaborate with equal power and equal tools than ever before. That's why an Indian in Bangalore can take care of the office work of American doctors or read the X-rays of German hospitals.

Yes, the world is now flat for publishing as well.

We need to become energy independent or at least aspire to that.