We make violent cops, we make violent criminals, and no wonder we have shootouts in slums all of the time.

A film is a living thing. The screenplay is a guideline. You really need to have a good, sound script to know that you have a dramatic structure that's going to work thematically, and to know how one scene will got through another, and to get a sense of character.

In Rio de Janeiro, every cop has to make a choice. He either turns dirty, keeps his mouth shut, or goes to war.

The relationship between fascism and robotics, for instance, it's very clear that it's going to become way more important as time goes by.

Science is based on the possibility of objectivity, on the possibility of different people checking out for themselves the observations made by others. Without that possibility, there is no empirical principle capable of deciding between different arguments and theories.

I have to be clear with myself and very conscious of what I am trying to say. Misunderstandings will always take place; it's unavoidable.

You never find yourself involved in a single action story. Your family is always being with you. And you cannot separate whatever is going on in your life with your relationship with your son, with your wife.