We cannot have a society, in which some dictator some place can start imposing censorship here in the United States.

That's when America soars, when we look out for one another and we take care of each other, when we root for one another's success, when we strive to do better and to be better than the generation that came before us and try to build something better for generations to come, that's why we do what we do. That's the whole point of public service.

That's the true genius of America: that America can change. Our union can be perfected. What we've already achieved gives us hope for what we can and must achieve tomorrow.

I think it's useful to keep in mind I've been now President for over seven years and gun sales don't seem to have suffered during that time.

On the spectrum of successful politicians, I'm not introverted the way some have been.

We have a historic opportunity to prevent the spread of nuclear weapons in Iran, and to do so peacefully, with the international community firmly behind us. We should seize that chance.

Gas tax holiday is a classic Washington gimmick.