We know when we use the full talents of our population we're more productive. And we know that when people really feel like they can have flexible lives, they're better employees.

Facebook is great for women and men. We are enormously flexible. We care a lot about great opportunities for women, we push ourselves to make things as flexible as possible.

Sixty-four percent of managers in the U.S. are afraid to be alone in a room with a woman. Mentoring is all about being alone in a room with someone. Let's start talking about this honestly. The lack of equal access is the silent killer for women and no one wants to talk about it.

I want to tell any young girl out there who's a geek, I was a really serious geek in high school. It works out. Study harder.

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.

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.

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