A guy who makes a new chair doesn't owe money to everyone who ever built a chair.

I think that the tax situation needs to be worked out between the countries themselves.

If you actually do something you love it's a lot easier and takes on a lot more purpose.

People developed planes first and then took care of flight safety. If people were focused on safety first, no one would ever have built a plane.

There are many machines throughout history that were built to do something better than a human can.

People will always want more immersive ways to express themselves. So if you go back ten years ago on the internet, most of what people shared and consumed was text. Now a lot of it is photos. I think, going forward, a lot of it is going to be videos, getting richer and richer.

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.