You like pie? I like pie.

[About his marijuana use] I did. It's not something that I'm proud of. It was a mistake as a young man, but you know? I mean not going to -- I never understood that line. The point was to inhale. That was the point.

America’s possibilities are limitless, for we possess all the qualities that this world without boundaries demands: youth and drive; diversity and openness; an endless capacity for risk and a gift for reinvention. My fellow Americans, we are made for this moment, and we will seize it - so long as we seize it together.

ISIS is not an organization that can destroy the United States. This is not a huge industrial power that can pose great risks to us, institutionally or in a systematic way. But they can hurt us. And they can hurt our people and our families.

The framers, in their wisdom, designed the [political] system so that power's pretty disbursed.

At a certain point you can't help but lose some feel for what's on the ground because you're not on the ground.

Government without a tough and vibrant media is not an option for the United States of America.