If it's wrong to wreck the planet, it's wrong to profit from the wreckage.

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)

Our most beautiful dreams are born from our most unpleasant nightmares.

The worship of God is…the only thing which renders men superior to brutes, and makes them aspire to immortality.

I'm not a girly girl. I go to the bar. I like to get dirty. I love sports. I'm like the son my dad never had.

The will is the spirit of perseverance, and perseverance holds clear success.

The key to success? Work hard, stay focused and marry a Kennedy.

I did not hear what you said, but I absolutely disagree with you.

Abolitionism did not find positive response in Africa as it did in Western societies and cultures.

Spiritual teaching must always be by symbols.

It's important to know yourself well, in order to create your own style of fashion to suit your own body shape.

She smiles.Her teeth are crooked. If I knocked them out,I might be doing her a favor.