Barack Obama: “I think the most important thing is to take the long view on things.”

There’s no doubt that we are going through a period right now of disruption, polarization.

Listen, hypocrisy is progress.

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

Every president here today, as different as we are, has tried our best to uphold the values that John McCain and Mitt Romney believed in no less than I did.