Getting the audience to cry for the Terminator at the end of T2, for me that was the whole purpose of making that film. If you can get the audience to feel emotion for a character that in the previous film you despised utterly and were terrified by, then that's a cinematic arc.

Rose: But now you know there was a man named Jack Dawson and that he saved me... in every way that a person can be saved

With 'Avatar,' I thought, Forget all these chick flicks and do a classic guys' adventure movie, something in the Edgar Rice Burroughs mold, like John Carter of Mars - a soldier goes to Mars.

I tend to like strong female characters. It just interests me dramatically. A strong male character isn't interesting because it has been done and it's so cliched. A weak male character is interesting: somebody else hasn't done it a hundred times. A strong female character is still interesting to me because it hasn't been done all that much, finding the balance of femininity and strength. [From a 1986 Fangoria interview]

I want to challenge all of you as people of deep conscience, people who are environment stewards of the earth and oceans ... By changing what you eat, you will change the entire contract between the human species and the natural world.

If you wait until the right time to have a child you'll die childless, and I think film making is very much the same thing. You just have to take the plunge and just start shooting something even if it's bad.

I'm certainly not a fan of conversion when you could shoot the movie in 3-D.