Never doubt that a small group of thoughtful, committed citizens can change the world indeed, it's the only thing that ever has.

I can find God in nature, in animals, in birds and the environment.

People blame their environment. There is only one person to blame - and only one - themselves.

The only way forward, if we are going to improve the quality of the environment, is to get everybody involved.

I think the cost of energy will come down when we make this transition to renewable energy.

Unless we keep this planet healthy, everything else is for naught.

We learned that economic growth and environmental protection can and should go hand in hand.

We won't have a society if we destroy the environment.

It seems that every time mankind is given a lot of energy, we go out and wreck something with it.

Much of the debate over global warming is predicated on fear, rather than science.