It is important for young entrepreneurs to be adequately self-aware to know what they do not know.

In terms of doing work and in terms of learning and evolving as a person, you just grow more when you get more people's perspectives... I really try and live the mission of the company and... keep everything else in my life extremely simple.

People will always want more immersive ways to express themselves. So if you go back ten years ago on the internet, most of what people shared and consumed was text. Now a lot of it is photos. I think, going forward, a lot of it is going to be videos, getting richer and richer.

If you don't risk anything you risk everything

The question isn't, 'What do we want to know about people?', It's, 'What do people want to tell about themselves?'

What really motivates people at Facebook is building stuff that they're proud of.

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