Move fast, take risks, it's okay to try big things you're better off trying something and having it not work and learning from that than having not done anything at all.

I don't have an alarm clock. If someone needs to wake me up, then I have my BlackBerry next to me.

The real question for me is, do people have the tools that they need in order to make those decisions well? And I think that it's actually really important that Facebook continually makes it easier and easier to make those decisions... If people feel like they don't have control over how they're sharing things, then we're failing them.

Almost any mistake you can make in running a company, I've probably made

We've changed our internal motto from "Move fast and break things" to "Move fast with stable infrastructure."

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 think there's confusion around what the point of social networks is. A lot of different companies characterized as social networks have different goals - some serve the function of business networking, some are media portals. What we're trying to do is just make it really efficient for people to communicate, get information and share information.