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.

The time is long overdue to encourage more women to dream the possible dream.

It is illegal to discriminate on the basis of pregnancy or gender. It is not illegal to talk about it.

If I didn't write in my journal every couple of days, I felt like I was going to burst. Later I learned the research about how important journaling can be to recovering from trauma and grief. That was definitely true for me.

You know, there has never been a 24-hour period in five years when I have not responded to e-mail at Facebook. I am not saying it's easy. I work long hours.

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.

I think when tragedy occurs, it presents a choice. You can give in to the void, the emptiness that fills your heart, your lungs, constricts your ability to think or even breathe. Or you can try to find meaning. These past thirty days, I have spent many of my moments lost in that void. And I know that many future moments will be consumed by the vast emptiness as well. But when I can, I want to choose life and meaning.