Most of the volcanoes are pretty far away. You have to go to, God knows, Alaska. Or you have to go to the Southern Indies or you have to go to a specific island.

When I see a face, I see a face in general and I see you are curious, I see the curiosity but I don't not look after a dermatological report of your cheeks, and that's what you see when you're too high-resolution. And now desperately in post-production, in color grading, they are trying to wipe out the precision of the dermatological report.

North Korea has a very striking mythology there. It is influencing the whole nation.

We were very, very lucky [with Tim White filmed making historic discoveries in the East African Rift ] . In 100 years, only three skeletal remains [of early man] were ever found at this site. This was the third one, and we were right there when it happened. In fact, when I first heard they had found something, I said, "Please stop it! Don't do anything right now. Let's do it tomorrow until we have unpacked our cameras and assembled our stuff.

Get used to the bear behind you.

Otherwise [digital revolution] hasn't changed my way of filmmaking, I'm not nostalgic in postulating we should still make films on celluloid. I love celluloid but I don't need to continue on celluloid.

Martin Luther was asked, what would you do if tomorrow the world would come to an end, and he said, 'I would plant an apple tree today.' This is a real good answer. I would start shooting a movie.