I haven't had one sexual thought since the court martial.

I will say that the God concept is at the heart of 2001 but not any traditional, anthromorphic image of God. I don't believe in any of Earth's monotheistic religions, but I do believe that one can construct an intriguing scientific definition of God, once you accept the fact that there are approximately 100 billion stars in our galaxy alone, that each star is a life-giving sun and that there are approximately 100 billion galaxies in just the visible universe.

I'm just an old man and I smell bad, remember?

I used and abused drugs and alcohol. When I stopped doing that it became a lot clearer that life goes from inside to giving as opposed to taking and destroying.

It's impossible to tell you what I'm going to do except to say that I expect to make the best movie ever made.

The great nations have always acted like gangsters, and the small nations like prostitutes.

Know what it is the emotional statement to convey, and use taste and judgement to help the actors give their best possible performance.