I think Hollywood... well, there is no Hollywood anymore so let's just call it the mainstream since the business is no longer Hollywood producing its own films and then distributing, they just distribute.

I don't remember spending any time with anybody on set. I don't spend a lot of time with people.

If we want energy security, then we have to reduce our appetite for fossil fuels. There's no other way. Other issues may crowd the headlines, but this is our fundamental challenge. Big challenges require bold action and leadership. To get the United States off fossil fuels in this uneasy national climate of terrorism and conflict in the Persian Gulf, we must treat the issue with the urgence and persistance it deserves. The measure of our success will be the condition on which we leave the world for the next generation.

Generally speaking, I went through that. I came to a place where I realised what true value was. It wasn't money. Money is a means to achieving an end, but it's not the end.

There's a lot of money to be made by strip-mining and drilling the dirtiest oil on the planet. But why should the rest of us pay the price?

I think you just keep going. I've been that way, my whole life.

I'm not much interested in sport just as sport. I wouldn't be interested in making a golf film or baseball or fishing film.