Sometimes you will do a close-up for a scene in the morning where you are totally distraught, then shoot the rest of that scene seven hours later. How do you hang on to that feeling all day without burning up, without going so far that you have nothing left to give when the cameras roll again?

I try to look at the whole thing and say 'yes' to the projects that I cannot stop thinking about. If I read a script and the subject stays with me - then that's when I want to go to work.

There is a magic factor that is sometimes on a movie set, that is a really, really beautiful thing that cannot be compared to anything else, if you are somebody that is really passionate about acting or directing or the world of movies.

I think magic is very related to happiness. So it is not there all the time, but there are beautiful moments of magic in everyone's life.

For 'Vicky Cristina Barcelona,' for example, Woody Allen is one of the greatest American directors, and we really had a very good working relationship. We understand each other really well. He gave me one of the best opportunities somebody has ever given me in my career.

The most important lesson I've learned in this business is how to say no. I have said no to a lot of temptations, and I am glad I did.

I have seen water availability change drastically in my own lifetime. Around the world, millions of people are already living in a true water crisis.