Barack Obama: “You might not have trusted how George Bush was spending this money. You can trust me.”

Now the ball’s in your court, Iowa.

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.

We designed the center not to be some lifeless mausoleum.