I think it's always important to give immediate positive reinforcement.

I guess I have a short attention span! I'm interested in new worlds, new universes, new challenges.

It's a cliche, but Americans are puritanical. In their movies, they are scared of sex, but they overindulge in violence. I could have cut a G-rated version of 'Y Tu Mama Tambien' that would have pleased the American ratings board, but it would have been five minutes long.

You have to be very focused about the music that you have inside.

No 'rules.' What are you, British or something? I guess I'm too nice... No wonder people take advantage of me.

I used to be very controlling with visuals and editing, and I would pretty much craft the performances; now I have learned to trust the material and the actors.

I have to say, 'Gravity' is better in 3-D, even though in 2-D the quality of the picture is better. But the 3-D is better.