Barack Obama: “This is a moment of American leadership.”

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…

I thought this was the South Side of Chicago.

Your task is not to impose litmus tests.

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