Barack Obama: “I'm very proud to be here as we mark the 50th anniversary of the Peace Corps in Senegal.”

That was fantastic. I was a little tall for it.

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.

They're meant to remind us of who we can be, to remind us of what's possible, so we can forge ahead.

Of course, we did not accomplish everything we set out to do. No administration does. Some of the exhibits reflect unfinished business, in some cases, my own shortcomings and mistakes, in some cases because - as a sign I kept on the…