You don't know how it would have turned out if [kids] would grown up in Chicago instead, and a more normal environment.

As a nuclear power - as the only nuclear power to have used a nuclear weapon - the United States has a moral responsibility to act.

It will be up to each of you to make sure that young people, African Americans, Latinos and women who powered our victory in 2008 stand together once again.

One of the great things about being commander in chief is getting to know our men and women in uniform in a very intimate way, whether it's visiting Walter Reed and seeing our wounded soldiers, or being on a base and talking to families, or interacting with them on missions. They're the best of the best: always thinking about the mission, not thinking about credit, not thinking about who's up front.

Generally speaking, Rand Paul is been more wrong than right. He has an isolationist view of the world that I don`t share.

John McCain has not spoken about my Muslim faith.

What we have to do is make sure that here in America, if you work hard, you can get ahead. If you worked hard, not only did you have a good job, but you also had decent benefits, decent health care. We've got to make sure that we're doing everything we can to expand the middle class and people who are working hard can get into the middle class.