We expect our movie stars to do extraordinary things, because they're iconic. But to capture the measure of achievement of those people on that airplane, it was essential to believe they were as ordinary as you or I.

I don't measure America by its achievement but by its potential

Whatever your style or subject matter, in the end, film-making is about searching for authenticity - that is what the audience will divine.

Deep down, all directors feel like frauds - because it's built into the nature of the job. You're the jack of all trades and the master of none. The cameraman knows the camera, the sound man knows the sound equipment - and you? You can't do anything: You can't do the acting, you can't dress the set, you don't record the sound or shoot the images.

This new global economy, it's all based on the sea routes.

All directors make films in individual ways. But the classical kind of view of filmmaking is that you have a script, and it's very linear. There's a script, then you're going to shoot the script ,and then you cut that, and then that's the end of the film. And that's never really been how I've seen it.