I know that the precise magnitude and patterns of climate change cannot be fully predicted. But global warming clearly is a growing, long-term threat with profound consequences. And make no mistake about it, it will take decades to reverse.

You cannot protect the environment unless you empower people, you inform them, and you help them understand that these resources are their own, that they must protect them.

Far away beyond the pine-woods,' he answered, in a low dreamy voice, 'there is a little garden. There the grass grows long and deep, there are the great white stars of the hemlock flower, there the nightingale sings all night long. All night long he sings, and the cold, crystal moon looks down, and the yew-tree spreads out its giant arms over the sleepers.

The land is like poetry: it is inexplicably coherent, it is transcendent in its meaning, and it has the power to elevate a consideration of human life.

I had the usual friends who pointed out constellations of stars. But it really was watching the stars. It was getting some sense of the motion of the earth. I found it a remarkable thing.

Our health relies entirely on the vitality of our fellow species on Earth.