I like to pride myself on thinking pretty long term, but not that long term.

Mobile is a lot closer to TV than it is to desktop.

Simply put: we don't build services to make money; we make money to build better services.

The web is at a really important turning point right now. Up until recently, the default on the web has been that most things aren’t social and most things don’t use your real identity. We’re building toward a web where the default is social.

There are many machines throughout history that were built to do something better than a human can.

The world is changing so quickly, with mobile stuff and different platforms emerging, that I think it's more likely that the biggest competitor for Facebook is someone that we haven't heard of. What that means for us is that we should just really stay focused on what we're doing.

Hollywood has nothing to do with real life.