We can no longer imagine that we are part of something larger than ourselves - that is what all this boils down to.

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)

You can't really be strong until you see a funny side to things.

In 1763 the English were the most powerful nation in the world.

The world of entertainment is built for big money. It's not built for small-scale projects that sustain themselves.

We don't just live in books awake and dreams asleep. We are living stories, you and I, with dreams inside us undeniable, with love to give and people to walk beside.

We are about to have a racial explosion.

People cry out, and deplore the unremunerative employment of woman. The true want is the other way. Women really trained, and capable of good work, can command any wages or salaries.

Reading becomes the fuel for development.

Every band wants to go believe me, not everybody makes it, but they want to.

The No.1 thing people can do to increase their wealth is to start a part-time business.

The slavery of identity comes from our refusal to face ourselves. So we must begin the exploration to self-awareness. Where do we start?