War is usually fought over diminishing resources, particulary those that we perceive to be extremely valuable.

When we realize we can make a buck cleaning up the environment, it will be done!

It's not an if - we're going to have to change. Oil is simply going to be gone.

If you don't generate tension in the film to begin with... you can't really make a purse out of a sow's ear, you know.

The earth is a tremendous gift. There is nothing else like it in the known universe. I want to leave it the way I found it.

I feel responsible; I feel I've got to do something that will leave the kids a place where they can live healthy, safe, productive, creative and prosperous lives.

Coming back to a television series puts you back in the limelight and gives you a platform for your ideas. If you're not acting on a series, you don't get the ability to communicate to people.