Stop thinking about global warming as a future threat and understand it instead as a present emergency, one that requires a far stronger policy response than we'd imagined.

Climate change is the single biggest thing that humans have ever done on this planet. The one thing that needs to be bigger is our movement to stop it.

The technology we need most badly is the technology of community, the knowledge about how to cooperate to get things done.

Very few people on earth ever get to say: 'I am doing, right now, the most important thing I could possibly be doing.' If you'll join this fight that's what you'll get to say

what you do every day is what forms your mind and precious few of us can or would spend most days outdoors.

In 50 years, no one will care about the fiscal cliff or the Euro crisis. They'll just ask, "So the Arctic melted, and then what did you do?"

Global warming is no longer a philosophical threat, no longer a future threat, no longer a threat at all. It's our reality.

Advent: the time to listen for footsteps - you can't hear footsteps when you're running yourself.

We've been given a warning by science, and a wake-up call by nature; it is up to us now to heed them.

The real negotiation is between humans on the one hand and chemistry and physics on the other. And chemistry and physics, unfortunately, don't bargain.

We can either save the planet from catastrophic warming, or protect fossil fuel CEOs. Not both. Do the math(s)

I’m a natural-born ninja saddled with the awkward grace of a drunk camel.

Britain isn't a world power any more. Its just like a zombie in that regard

Man is too near all kinds of beasts,--a fawning dog, a roaring lion, a thieving fox, a robbing wolf, a dissembling crocodile, a treacherous decoy, and a rapacious vulture.

I look good, but I probably have the insides of Elvis.

The eternal everlasting God has become our Father and the moment we realize that, it transforms everything.

Bad guys are not bad guys twenty-four hours a day.

Your friendship is better than chocolate! Well, anyway, it's right up there.

It's hard to make progress with grief.

The great thing about film is you start and finish. It's a journey that lasts so long, TV lasts a long time.

It is quite sensible for them to sit back and see where they are.