Barack Obama: “As commander-in-chief I'm pretty tired of some folk's trash talking America's military and troops.”

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

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

We designed the center not to be some lifeless mausoleum.

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…