The old rules may say we can’t protect our environment and promote economic growth at the same time, but in America, we’ve always used new technologies - we’ve used science; we’ve used research and development and discovery to make the old rules obsolete.

Don't just buy a new video game. Make one.

We cannot have a society in which some dictator some place can start imposing censorship here in the United States. If somebody is able to intimidate folks out of releasing a satirical movie, imagine what's going to happen when they see a documentary they don't like or news reports they don't like."

I've got certain responsibilities that I have to carry out in a very specific institution and in a specific moment in time.

If you look at what happened, I came in the middle of the worst financial crisis since the Great Depression. And unlike Franklin Delano Roosevelt who waited, well, didn't take office until about three years into the Great Depression, it was happening just as I was elected.

When George Bush came into office, we had surpluses. And now we have half-a-trillion-dollar deficit annually. When George Bush came into office, our national debt was around $5 trillion. It's now over $10 trillion. We've almost doubled it.

I always say that campaigning and governing are two different things.