Reversing global warming will take a World War II level of mobilization. It is the work of tens of millions, not hundreds of thousands.

There are 80,000 jobs in the wind energy industry right now. And you can quadruple that number, if you have the right policy in place to promote clean energy.

If [Donald] Trump throws 20 million off of health care, that's going to be - if he handles this badly - and it's very hard to handle it right, then that's a - a huge advantage in the mid-terms for us.

If people leave your coalition, whose fault is it? It's your fault. You have to build a coalition that's attractive to people.

For me, I think that the struggle around how to deal with Islam in the United States is the defining moral struggle of this half of the new century.

[Donald Trump] has a tremendous opportunity, you know, this week, to come out and say I don't want that.

The problem that we have in America now is, some people only see the positive stuff and wave off the toxic stuff, and some people only see the toxic stuff and wave off the positive stuff. You can't have an honest conversation.