When I grew up, shame was used as a tool for check and balance. If you stood a chance of hearing someone say, "Shame on you," or "You should be ashamed of yourself," you thought twice. It doesn't seem to be a factor today.

Essentially, my kids grew up with the emphasis on the environment because I became a political activist in about 1969 and it was not an easy time. Those were the days when the oil and gas companies pretty much controlled the show and anybody speaking about solar energy or carbon energy would get smashed down as being a radical or a tree-hugger or what have you. So I was out there feeling very often alone and my kids would get that.

I try to avoid giving advice. The only advice I will give is to pay attention. I don't mean to the screen in your hand. I'm talking about the natural world. I spent a lot of time educating my children about nature by putting them in nature. I said, "I want you to listen; I want you to look." There's so much technology coming into our lives that takes us away from the natural stuff, so I'm pushing the other way.

He has the attention span of a lightning bolt.

I have a very low regard for cynics. I think it's the beginning of dying.

We program the festival, after 20 years, exactly the way we did on the first day.

I love making films more than anything, but it's tough.