Today we can only hear the voices and witness the imaginations of one-third of the world's people. We are all being robbed of the creativity and potential of the two-thirds of the world not yet online. Tomorrow, if we succeed, the Internet will truly represent everyone.

Facebook is all about information and helping people share it.

So many businesses get worried about looking like they might make a mistake, they become afraid to take any risk.

At Facebook, we build tools to help people connect with the people they want and share what they want, and by doing this we are extending people's capacity to build and maintain relationships.

I think a simple rule of business is, if you do the things that are easier first, then you can actually make a lot of progress.

People don't care about what someone says about you in a movie--or even what you say, right? They care about what you build.

When I started Facebook from my dorm room in 2004, the idea that my roommates and I talked about all the time was a world that was more open.