Barack Obama: “We're going to have to keep on pushing in the same way: persistently, politely, listening to folks who don't always…”

It's a way to honor her trailblazing leadership, and inspire visitors to follow in her footsteps.

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.

there will be no kings