Most people walking around in a mall or on a college campus are carrying on them better technology than the entire U.S. government had when it put a man on the moon. Each one of us is a walking technological superpower.

The time has come to move beyond eco-elitism to eco-populism.

Listen, here's reality. It is completely unfair and absolutely necessary that people who have been oppressed and marginalized have to lead everybody. That is MLK, that is Dolores Huerta, that is Fannie Lou Hamer, that is Ella Jo Baker, that is Nelson Mandela. You walk down the line.

I would argue that we have a patriotic duty to move toward energy independence and clean energy. It is a matter of national security - energy security, climate security, economic security, job security, everything.

There are only two ways to have a middle class in your country: either you have highly skilled manufacturing jobs, or you have a highly skilled, well trained, knowledge-based workforce. In other words, college.

There's a lot of things that I think you got to deal with. Hillary Clinton had to put down a rebellion in her own party, then she's going to have to put down the [Donald] Trump rebellion and then try to govern.

It's a tremendous challenge now: to make sure the green economy is big enough that there is enough labor demand that people who've been thrown out of work can be re-employed AND people who are new to the workforce can be employed. And that is going to be very difficult.