Barack Obama: “I hereby direct the following: Modernization of Review and Permitting Regulations, Policies, and Procedures.”

a belief that our military and law enforcement owe allegiance not to any president or political party, but to the people and our constitution … a belief in the peaceful transfer of power

That's what I hope every visitor to this center takes away from their experience.

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

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.