When most people ask about a business growing, what they really mean is growing revenue, not just growing the number of people using a service. Traditional businesses would view people using your service that you don't make money from as a cost.

Bill Gates has always been a mentor and inspiration for me even before I knew him. Just growing up, I admired how Microsoft was mission-focused.

2018 is an incredibly important election year, not just with the important midterms here in the U.S., but you just had the Mexican elections. You have Brazil. You have India coming up at the beginning of next year. There's an assortment of elections around the EU. We're very serious about this. We know that we need to get this right.

We want to make it so that anyone, anywhere - a child growing up in rural India who never had a computer - can go to a store, get a phone, get online, and get access to all of the same things that you and I appreciate about the Internet.

I am categorically opposed to any fees for education - and I have voted and campaigned against their introduction at every stage.

There will be no more one-size-fits-all. Education will respond to you.

I won't sell any Facebook shares as long as I'm on the board. When I leave, all my Facebook shares will be donated to two or three D.C. education-related charities I've supported over the years. Thus, a small portion of Facebook's success will be shared with low income students in Washington.

If we had in this room a hundred teachers, good teachers from good schools, and asked them to define the word education, there would be very little general agreement.