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

People in red states and blue states can agree that clean air is better than dirty air; therefore we should use clean energy where we can.

Local politics matters a lot.

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 don't put myself above anyone, and I have as many shortcomings as any non-believer. I just choose to turn to a higher power to help me gain wisdom and, I hope, improve over time.

There would be a cost for dumping carbon into our atmosphere and a cap on total emissions. The government must make a clear and firm decision - terminating the idea in our society it is free to pump infinite amounts of carbon into the air. Once that happens, private capital will flow even more aggressively into developing and deploying the alternative, less-polluting technologies.

I think we were naive during the first two years of the [Barack] Obama Administration because the Republicans didn't fight us on this point during the 2008 Presidential Election. Obama and McCain both ran on a clean energy platform. But now, uncontested lies have eroded hard-won public understanding. So, we have to go back and make the case again.