Barack Obama: “We have to take advantage of these competitive advantages, and we need to do it together.”

In forming our union, the founders fell terribly short of the Declaration's promise, leaving slavery intact, allowing states to restrict the franchise to white men who owned property.

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

Now the ball’s in your court, Iowa.

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