You grow more when you get more people's perspective.

I made so many mistakes in running the company so far, basically any mistake you can think of I probably made. I think, if anything, the Facebook story is a great example of how if you're building a product that people love you can make a lot of mistakes

We look for people who are passionate about something. In a way, it almost doesn’t matter what you’re passionate about. What we really look for when we’re interviewing people is what they’ve shown an initiative to do on their own.

Building a mission and building a business go hand-in-hand. It is true that the primary thing that makes me excited about what we're doing is the mission, but I also think, from the very beginning, we've had this healthy understanding which is that we need to do both.

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.

Whenever I go to a new city, in order to help get on the right time zone and actually get a chance to see that city, I like running.

If Facebook were a country, it would be the 8th most populated in the world, just ahead of Japan.