Google never knew how successful key words would be.

Facebook can be an accumulation of different intelligences. Ask a question, translated into many languages and somebody, somewhere in the world, will have an answer.

Facebook didn't know how successful Zynga would be.

The largest newspaper in the United States is only reaching 1 percent of population. We are kind of assuming that 'Wall Street Journal,' 'USA Today,' and other newspapers are very important. Yes, they're extremely important, but only to 1 percent of the population on a daily basis.

There is coming an era for people with a mathematical state of mind

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

Russia is one of the places where significant presence of social networks are driven by domestic players right now.