It's more pressure on women to - if they marry or partner with someone, to partner with the right person. Because you cannot have a full career and a full life at home with your children if you are also doing all of the housework and child care.

What I tell everyone, and I really do for myself is, I have a long-run dream, which is I want to work on stuff that I think matters.

I probably shouldn't admit this since I work in the tech industry, but I still prefer reading paper books.

Today, despite all of the gains we have made, neither men nor women have real choice. Until women have supportive employers and colleagues as well as partners who share family responsibilities, they don't have real choice. And until men are fully respected for contributing inside the home, they don't have real choice either.

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 need to stop telling [women], "Get a mentor and you will excel." Instead, we need to tell them, "Excel and you will get a mentor.

Men can comfortably claim credit for what they do as long as they don't veer into arrogance. For women, taking credit comes at a real social and professional cost.