Barack Obama: “So if somebody wants to build a coal powered plant, they can. It is just that it will bankrupt them.”

For almost four decades, Nancy Pelosi served the American people and worked to make our country better.

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.

Now the ball’s in your court, Iowa.

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