If we didn't want to upset anyone, we would make films about sewing, but even that could be dangerous. But I think finally, in a film, it is how the balance is and the feelings are. But I think there has to be those contrasts and strong things within a film for the total experience.
Bio: Brian Randolph Greene is an American theoretical physicist and string theorist. He has been a professor at Columbia University since 1996 and chairman of the World Science Festival since co-founding it in 2008.