We are letting the extractive energy industries turn the world inside out.

I'm a night owl, and luckily my profession supports that. The best ideas come to me in the dead of night.

When you're cornered, there are two things you can do: move or fight.

Natural gas is a bridge fuel. But it's not a bridge - it's a gangplank. It's either a bridge in space or a bridge in time. The bridge in time we don't need. We have renewable technology right now.

I don't believe we're only motivated by our own self-interests. Often out of crisis comes this enormous wellspring of generosity and motivation.

When you frack a well, you're exploding methane up into the atmosphere. So, Barack Obama, by supporting natural gas, and also talking about climate change is literally burning his own inaugural address. And he's doing it with natural gas.

When your science runs into a policy roadblock, all of a sudden the science starts to disappear.