What we're also looking at, if we do not transform our energy system, is more international war and conflict as countries fight over limited natural resources, including water and land to grow their crops.

I'm not going to get establishment support. I'm not going to get the support of the governors and the senators, with few exceptions, and many of the major organizations.

Even in South Carolina, as badly as we did, and we did very badly, we won the votes of people 29 years of age or younger. The future of the Democratic Party, the future of this country is involving young people in the political process, getting them to stand up for their rights.

I think people cast their votes for a number of reasons. I think if you look at your polls, you'll probably find that many, many people think that our views are closer to what they believe the future of America should be. That our views are closer on economic issues. And a lot of those polls come down to demographics, to age, to how much money you are making.

If people envisage me in the Senate they might think of me as someone who would emulate Paul Wellstone, fighting for the issues he fought for. He was a good friend of mine. We'll be trying to do a couple of things. One is fighting for national health care. Another is fighting to raise the minimum wage to a living wage, and changing our trade policies.

In Germany, college tuition is free. In America, college tuition is increasingly unaffordable. In a highly competitive global economy, which country do you think will have the best educated work force and a competitive advantage? We must make tuition free in public colleges and universities and substantially reduce interest rates on student loans.

The first thing that I've got to think about is: What does a Donald Trump presidency mean for the people of my state and for the people of this country? And for the people of the world? I think it would be an absolute disaster. It would be beyond a disaster.