When you give people ability to stay connected with all the people they care about, and you make it so they can express new things about themselves or in communication with other people who they care about, then you just open up new possibilities. You make it so people can stay connected in ways that they couldn't before.

You could probably go all the way back to the first books. I bet people said 'why should you read when you could talk to other people?' The point of reading is that you get to deeply immerse yourself in a person's perspective. Right? Same thing with newspapers or phones or TVs. Soon it will be VR, I bet.

I started the site when I was 19. I didn't know much about business back then.

What Facebook stands for in the world is giving people a voice and spreading ideas and rationalism.

Facebook was not originally created to be a company. It was built to accomplish a social mission - to make the world more open and connected.

It is important for young entrepreneurs to be adequately self-aware to know what they do not know.

It's tough to say, exactly, what things will look like in three to five years, but there's a lot of work to do in just moving along the path that we've already set out.