I decided to become a community organizer ... Change won't come from the top, I would say. Change will come from a mobilized grass roots.

I know there are problems that I say to myself, If maybe I was a little more gifted I might have been able to solve. But that's not because I believe what I did was a mistake. It's that maybe it required the talents of a Lincoln.

No matter how long it takes, the United States will find and bring to justice the terrorists who are responsible for Kayla's captivity and death, ISIL is a hateful and abhorrent terrorist group whose actions stand in stark contrast to the spirit of people like Kayla.

When you're out of work and you can't buy a home or you've lost your home and you're worried about paying your bills, then you become more worried about what other folks are doing. And sometimes that organizes itself around kind of a tribal attitude, and issues of race become more prominent.

One thing you learn in this job [being US President] is that even if something's not your fault, you're still responsible. And that's how it should be.

As has been well documented, I smoked pot as a kid, and I view it as a bad habit and a vice, not very different from the cigarettes that I smoked as a young person up through a big chunk of my adult life. I don't think it is more dangerous than alcohol.

we will encourage more Americans to study in Muslim communities