Politics in this country [USA] is always tough. It's always contentious, because this is a big country and a diverse country, and people have strong points of view, and we've got a great diversity of interests.

These are young people who made mistakes that aren't that different than the mistakes I made and the mistakes that a lot of you guys made, we have a tendency sometimes to almost take for granted or think it's normal that so many young people end up in our criminal justice system. It's not normal. ... What is normal is teenagers doing stupid things.

I have fought against spending. I have fought against special interests. I have fought for reform.

I'm not the caricature that you see on Fox News or Rush Limbaugh, but I'm somebody who is interested in solving problems and is pretty practical, and that, actually, a lot of the things that we've put in place worked better than people might think.

I think that Mr. Snowden raised some legitimate concerns. How he did it was something that did not follow the procedures and practices of our intelligence community. If everybody took the approach that I make my own decisions about these issues, then it would be very hard to have an organized government or any kind of national security system.

It is absolutely important that we have a unified alliance and that we explain to the Russians that you cannot be a 21st-century superpower, or power, and act like a 20th-century dictatorship.

You know, when Trayvon Martin was first shot I said that this could have been my son. Another way of saying that is Trayvon Martin could have been me 35 years ago. And when you think about why, in the African American community at least, there's a lot of pain around what happened here, I think it's important to recognize that the African American community is looking at this issue through a set of experiences and a history that doesn't go away.