I changed those things that were in direct - my direct control. I mean, I - look, I'm proud of the fact that, with two weeks to go, we're probably the first administration in modern history that hasn't had a major scandal in the White House.

With respect to some of the specific legislation or initiatives that I've made, it's true that Republicans often opposed these things. Sometimes they opposed them because I proposed them. Now that they are responsible for governing, I think they'll find that reversing them would be counterproductive.

The politics around trade has always been tough, particularly in the Democratic party, because people have memories of outsourcing and job loss.

Part of what's unique about climate change, though, is the nature of some of the opposition to action. It's pretty rare that you'll encounter somebody who says the problem you're trying to solve simply doesn't exist. When President Kennedy set us on a course for the moon, there were a number of people who made a serious case that it wouldn't be worth it; it was going to be too expensive, it was going to be too hard, it would take too long. But nobody ignored the science. I don't remember anybody saying that the moon wasn't there or that it was made of cheese.

One of the interesting things about being in public life is there are constantly these pressures being placed on you from different sides. To be effective, you have to be able to listen to a variety of points of view, synthesize viewpoints.

All I want to do, if you've already got health care, is lower your costs.

Boston is a tough and resilient town. So are its people. I'm supremely confident that Bostonians will pull together, take care of each other, and move forward as one proud city. And as they do, the American people will be with them every single step of the way.