Some of the most important caves, like Lascaux in the Dordogne region in France, have had to be closed down. There had been too many people allowed in, and they left a mold on the walls that is spreading and which can't really be stopped.

Otherwise you have to repeat a lot when you're filming. And I've seen the film and it's in a border town in Mexico close to the border with the United States, so of course you have a lot of traffic and noise and dogs barking right nearby, and for that you have to repeat a lot and Robert Rodriguez didn't do that. Smart, smart, smart, you better have smarts also.

Of course, as a German, I wouldn't like to tell the American people how to handle their criminal justice.

It's curiosity, and always a sense of poetry. You see it in particular in the chapter "Iceland" where I'm reciting ancient Icelandic poetry. It has this very beautiful gravitas in conjunction with the volcanoes.

Roger Ebert was a very valiant soldier of cinema who passed away, and we miss him. It's over with serious discourse about cinema in the print media and on television. It has been replaced by celebrity news. So we are speaking in his spirit always.

I do not recall to [Kim Jong-un], but it was complex. "Dear young leader of the people and chairman of the joint military commission" or something like that.

It's funny how in the long time of me working in various countries and various situations that there is this kind of idea out in the media that I am a daredevil and that I risk the lives of everyone around me, but nobody ever gets hurt on my shoot. Some crew members sometimes, but the actors are OK.