A lot of people will say, "what's Facebook's business model?" I always find that a kind of funny question. Our business model is out there, which is: we monetize largely through advertising and a little bit through the gift revenue, the virtual gifts we have on our site. I think those continue to be the most promising avenues going forward.

We've got to get women to sit at the table.

I would love to meet J.K. Rowling and tell her how much I admire her writing and am amazed by her imagination. I read every 'Harry Potter' book as it came out and looked forward to each new one. I am rereading them now with my kids and enjoying them every bit as much. She made me look at jelly beans in a whole new way.

Coming from Google, you don't exactly spend a lot of time at Microsoft.

No one gets to the top, if they sit on the sidelines, or if they don't believe in themselves.

The reason I don't have a plan is because if I have a plan I'm limited to today's options.

Feeling confident - or pretending that you feel confident - is necessary to reach for opportunities. It's a cliché, but opportunities are rarely offered; they're seized.