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

When you work with kids, people tell you to be very delicate, but that's the last thing you should do with kids. They feel patronized if you're like that. They just want you to be normal.

The most important thematics in humanity I think that are completely universal and completely relatable from one person to the other. As long as, one more time going to back to the thematic, as long as you're truthful to that thematic, you can trust that that is going to transcend.

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.

Technology is technology. Technology doesn't have a, it is not good or bad. Technologies are tools.

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.

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'.