There is a significant momentum behind the social Internet. A wide range of public investors were very enthusiastic about that.

Facebook now is mostly about people you know. In the future it could be about people you know less but are more important.

It’s not about revenues: the fundamental economics in digital business is scale and margins. The top line has become the bottom line.

Facebook can be an accumulation of different intelligences.

Social is a better way to interact with digital world. It is better than search. Implications for... everything. Total change.

Facebook didn't know how successful Zynga would be.

The company that creates one global social graph will be very important going forward. It will be Facebook, with maybe 2-3 local social networks able to sustain competition long term.