Barack Obama: “We need to prove we can lead. And if I lose this vote, we're going to have a lonely time between now and the reelection…”

I think when you understand the complexities of America and the contradictions of America, I don’t think it makes you love it less. I think it makes you love it more.

We designed the center not to be some lifeless mausoleum.

And there’s no reason to suggest that we can’t get through this one either.

Every president here today, as different as we are, has tried our best to uphold the values that John McCain and Mitt Romney believed in no less than I did.