Barack Obama: “To accept it is to believe that we can't and won't do better.”

It shows me somebody who’s not focused on the American people and the job they’re supposed to do.

That's what I hope every visitor to this center takes away from their experience.

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.

We’ve now fought a war, spent billions and billions of dollars, you know, put enormous strain on our military. A lot of people have died. And it feels like we’re back where we were before we started the war, except maybe a little bit worse…