I began wearing hats as a young lawyer because it helped me to establish my professional identity. Before that, whenever I was at a meeting, someone would ask me to get coffee.
And beyond that, the next issue is how do we guarantee one of these weapons, not necessarily this missile, but nuclear weapons ends up in the hands of Al Qaeda or some other terrorist group.
But a writer's contribution is literary and a film is not literary. When you take that stuff off the page, and cast the people who are going to fit into those roles, that's what being a director is.

