As long as a film stays unmade, the book is entirely yours, it belongs to the writer. As soon as you make it into a film, suddenly more people see it than have ever read the book.
Performers are so vulnerable. They're frightened of humiliation, sure their work will be crap. I try to make an environment where it's warm, where it's OK to fail - a kind of home, I suppose.
Since the day of the air, the old frontiers are gone. When you think of the defense of England you no longer think of the chalk cliffs of Dover; you think of the Rhine.