Google, I think, in some ways, is more competitive and certainly is trying to build their own little version of Facebook.

If you recognize that self-driving cars are going to prevent car accidents, AI will be responsible for reducing one of the leading causes of death in the world.

If we want to have the biggest impact, the best way to do this is to make sure we always focus on solving the most important problems.

I try to shrug it off as a minor annoyance that whenever I do something successful, every capitalist out there wants a piece of the action.

Facebook is all about information and helping people share it.

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

And connected is helping people stay in touch and maintain empathy for each other, and bandwidth.