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.

I’m here to build something for the long-term. Anything else is a distraction.

The unsupervised learning is the way most people will learn in the future. You have this model of how the world works in your head and you're refining it to predict what you think is going to happen in the future.

Our goal is not to build a platform; it's to be cross all of them.

VR is a very intense visual experience and having the most powerful PC is the only way to deliver certain experiences.

A guy who makes a new chair doesn't owe money to everyone who ever built a chair.

There have been misperceptions that we're trying to make all the information open on Facebook, and that's completely false. There are big buckets of information that we recommend that you share with only your friends privately. Then some of the more basic information, we recommend that that's visible to everyone.