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

In the hyperconnected world, there is only “good” “better” and “best.

What is al Qaeda? It's an open source religious political movement that works off the global supply chain.

If you want to get an advance machine tool job today, you need to know calculus. We know a lot of people don't, we can't expect everyone to know calculus, what do we do? We created a huge bubble that created a huge number of jobs to build houses and to be in retail. You don't have to have a lot of skills to work in the new Gap store that opened, at the latest Starbucks branch, or to hammer a nail for a new house.

We have to fight the terrorists as if there were no rules and preserve our open society as if there were no terrorists.

America is the greatest engine of innovation that has ever existed, and it can't be duplicated anytime soon, because it is the product of a multitude of factors: extreme freedom of thought, an emphasis on independent thinking, a steady immigration of new minds, a risk-taking culture with no stigma attached to trying and failing, a noncorrupt bureaucracy, and financial markets and a venture capital system that are unrivaled at taking new ideas and turning them into global products.

I'm a radical pro-immigration advocate. I'm not saying we just look at the Muslim world or we just look at China, we just look at India as a source of our talent. But, one thing we know... first or second generation or new immigrants or children of immigrants have started about 40% of the Fortune 500 companies. For me it's always been a really very important issue that I want America to be open to the most energetic and talented people from around the world.