Barack Obama: “We think it's an important -- a modest, but important step.”

We designed the center not to be some lifeless mausoleum.

And there’s no reason to suggest that we can’t get through this one either.

It fortifies you to say that, yes, this has been part of the journey that we’re on.

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…