Of course, hate speech and racism have no place on Facebook

Facebook is all about information and helping people share it.

Right now, with social networks and other tools on the Internet, all of these 500 million people have a way to say what they're thinking and have their voice be heard.

Companies face a handful of different risks, whether it is competitors or different market environments. But I think that people focus way too much on competitors and not enough on their own execution.

I would only hire someone to work directly for me if I was willing to work for that person.

People don't care about what someone says about you in a movie--or even what you say, right? They care about what you build.

Facebook was not originally created to be a company. It was built to accomplish a social mission - to make the world more open and connected.