The problem is that we didn't fight the way we should've fought. We made it be about [Donald Trump] and [Hillary Clinton] as opposed to making it be about us. If we had said this was a fight, not about "I'm with Her" but "I'm with Us" then maybe we would've had a different attitude toward her.

We're just trying to end illegitimate government support for a single technology, which is un-American. We should be leading the world in the next generation of technological innovation. But we can't unleash private capital because of what the government is doing to stifle innovation and to choke competition.

Clean coal represents a breakthrough in the marketing of coal, but not in the science of burning coal.

Now we stand at our own crossroads, looking out upon two futures: one with rising temperatures, rising oceans, and rising violence on a hot and strip-mined planet and another with expanding organic harvests, growing solar arrays, and deepening global partnerships on a green and thriving Earth.

The disaster in the gulf shows: relying on dangerous, dirty fuels can at times impose incalculable costs. I have never heard of a wind farm collapsing and causing a massive wind-slick. I have never heard of a solar farm collapsing and leaving behind a catastrophic sun-spill.

When somebody comes along and says, "I think Washington, DC, sucks," that's not wrong.

Donald Trump was underrated, but he understood social media and he understood reality television.