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

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

Advertising works most effectively when it's in line with what people are already trying to do. And people are trying to communicate in a certain way on Facebook - they share information with their friends, they learn about what their friends are doing - so there's really a whole new opportunity for a new type of advertising model within that.

People can be really smart or have skills that are directly applicable, but if they don't really believe in it, then they are not going to really work hard.

With a generation of younger folks who have thrived on the success of their companies, there is a big opportunity for many of us to give back earlier in our lifetime and see the impact of our philanthropic efforts.

I do everything on my phone as a lot of people do.

I mostly built stuff that I liked.