I have my misgivings about 3-D. I don't like the lack of blacks and whites, how it dulls the image, how the color gets corrupted. I don't necessarily like the experience of having heavy glasses in front of me.

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.

There is a certain thing that you have to just stick to the plan, stick to what you want to do, and you try to work with studios and executives that they get it.

I love that process in which there is no safety net. Then the actor also can allow mistakes, because there's no such a thing as a mistake. You're working with good actors, that thing that starts as a mistake becomes actually the life of what is going to follow in the scene. I find that it is fantastic, and for me it is easier than for the actors.

Learn from your experience shooting your film, and then move on to the next.

I was not aware of how much I loved 'Canoa' until I saw it after doing 'Y Tu Mama Tambien' and realized that my voice - over about the story's historical context - that narrator - came from 'Canoa'.

Wow, I wish I could have done something like that.” That’s the thing, with other filmmakers, if I like them I just feel admiration. And yes, I usually say, “I wish I could have been part of that creative process,” because the films I admire like that are so specific that I know the creative process is also so specific, it’s nothing you could just imitate.