On engagement, we're already seeing that mobile users are more likely to be daily active users than desktop users. They're more likely to use Facebook six or seven days of the week.

This is our commitment to users and the people who use our service, is that Facebook's a free service. It's free now. It will always be free. We make money through having advertisements and things like that.

I updated my grilling app, iGrill, today and it now has Facebook integration that lets you see what other people are grilling right now around the world. Awesome.

Don't discount yourself, no matter what you're doing.

I think I've grown and learned a lot.

We've changed our internal motto from "Move fast and break things" to "Move fast with stable infrastructure."

Of course, hate speech and racism have no place on Facebook