It's so easy to manipulate an audience, but it's nearly always clear that you are being manipulated. I think even people that are not critically attuned are aware of cynical manipulation in film.
There were two sides to David Lean: on the one side, he was kind of a rather stiff, disciplined Englishman. And then he had this kind of romantic side to him. I think being true to both sides of your nature is important.
Black and white is much closer to the condition of dreaming. It links you to the subconscious and I think that was part of the great appeal of movies originally.. this strange otherness.
I look at the story, I look at the idea and just try to think of it in terms of that whole body of myth and see where the characters fit in and what they ought to be doing-all those archetypes are there to play with.