I am somebody who creates images, with my perspectives, fascinations and my instincts as a narrator. You have to activate the audience's imagination. If you are just giving them scientific results, they would forget the film in five minutes flat.

Every man should pull a boat over a mountain once in his life.

Robert Rodriguez, makes a feature film in 35mm celluloid one and a half hours long, and nobody believed him, I think he wrote a book about it and gave all the details of how he spent the money, even making a 35mm celluloid feature film was possible, at least for Rodriguez.

You are in a place that has not been seen for tens of thousands of years, because it was so sealed off. There is such silence that when you hold your breath you can hear your own heartbeat. Everything is so fresh that you have the sensation that the painters have merely retreated deeper into the dark and that they are looking at you.

You can fight a rumour only with an even wilder rumour.

Netflix knew I was going to North Korea and Ethiopia and Iceland. They saw the film and liked it and that was that.

Sometimes bad luck hits you like in an ancient Greek tragedy, and it's not your own making. When you have a plane crash, it's not your fault.