I took the unprecedented step of asking that the State Department make all my work-related emails public for everyone to see.

I want to close the online loophole and the gun show loophole.

I can survive setbacks, I've survived a lot of setbacks in my life. I don't see them as anything other than the natural ebb and flow of life and politics.

I have the experience we need to make the changes we want and I think that's a winning case.

I am shocked at how much time I spend in the White House. I mean, you know, for people on the outside, the idea of going to the White House for a meeting must seem like the most important, serious, even glamorous kind of thing to do.

We are, however, producing a lot of natural gas, which serves as a bridge to more renewable fuels. And I think that's an important transition.

Recently in Washington, unfortunately, we have seen examples of the wrong kind of leadership -- when politicians choose scorched earth over common ground, when they operate in what I call the 'evidence-free zone,' with ideology trumping everything else.