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.

Whenever I go to a new city, in order to help get on the right time zone and actually get a chance to see that city, I like running.

Facebook is uniquely positioned to answer questions that people have, like, what sushi restaurants have my friends gone to in New York lately and liked? These are queries you could potentially do with Facebook that you couldn't do with anything else, we just have to do it.

When you want to change things, you can't please everyone. If you do please everyone, you aren't making enough progress.

We are working hard to build a service that everyone, everywhere can use, whether they are a person, a company, a president or an organisation working for change

The question isn't, 'What do we want to know about people?', It's, 'What do people want to tell about themselves?'

And connected is helping people stay in touch and maintain empathy for each other, and bandwidth.