I mostly built stuff that I liked.

The Hacker Way is an approach to building that involves continuous improvement and iteration. Hackers believe that something can always be better, and that nothing is ever complete.

My friends are people who like building cool stuff. We always have this joke about people who want to just start companies without making something valuable. There's a lot of that in Silicon Valley.

The thing that we are trying to do at Facebook is just help people connect and communicate more efficiently.

We also have a dog. His name's Beast. He's a sheepdog. He's super cute. I love him.

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

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.