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

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.

It's easy to make a pirate copy when you have digital tapes of things. And it was so complicated and complex to go through all the post-production of a movie without ever going digital.

Pretty soon we'll have robots in our society, you're going to have a lot of automated processes that used to be done by people - this is happening. Society and technology is changing so fast, and the impact of the change on society and technology is global, not local.

I like to give dimension to shots inside action scenes. It's demanding because you have to rehearse a lot of things happening at the same time and frame all those things in a shot. But I feel like when you accomplish that then you've got a cool action scene.

It's all about this abstract entity called the story. It's all about the best way to tell the story, and to make a movie about the issues that this story is about. Filmmaking is storytelling, for me.

No wonder we have a lot of violence in Rio: the corrupt and violent policemen meet the violent criminals in the streets. What else is going to happen?