I've had people turn me down. Not all that many, but certainly it happens.

I like to think that every movie emerges from the conversations.

You know, anything more negative, anything more disparaging, anything more adversarial than what [Donald Trump] does already. The mystery is how he's gotten as far as he's gotten.

What's great about documentary genre, it seems to me, is that it can be experimental filmmaking. You have a license to do a lot of diverse things under the umbrella of "documentary."

The very idea of photography is as Oliver Wendell Holmes said in the 19th century, "it's a mirror with a memory."

I don't think that anybody really makes films quite like mine. That's maybe true of any filmmaker.

I am profoundly skeptical about our abilities to predict the future in general, and human behavior in particular.