It's remarkable to watch the president, with all the weight of his ability to command rhetoric with the bully pulpit behind him, make a clear speech about climate change and why that's so important for us all to focus on. And that is a rather remarkable thing to see. It's enormously powerful.

I have to have faith that we're going to succeed in transforming where we get our energy from. The big worry is whether or not we're going to do it before it's too late. And I think nobody knows the answer to that.

We're not living in a society that science actually dominates the conversation. We're living in a situation where some science is allowed and a lot of it's about policy.

It's the next phase of authorship of this country's energy future. It's gonna come from the people. It's not gonna be deus ex machina or Obama ex machina, or science ex machina. It's gonna be the people. It's not going to be a wind energy company that comes in and saves the day. It's going to be the people who figure this out.

The first line in the first Gasland is: “I’m not a pessimist. I’ve always had a great deal of faith in people that we won’t succumb to frenzy or rage or greed. That we’ll figure out a solution without destroying the things that we love.” I have not lost that sense.

When you live in a watershed area, in a pristine area, and you could watch this whole place fall apart in front of your eyes, you don't sell your soul for a buck.

Every single dollar spent lobbying a legislator on behalf of oil and gas is a toxic dollar that undermines public health and safety laws that protect Americans. That's contamination of the political system.