We didn't see any statistically significant relationship between our buzz and our short-term sales...Is that the end of the story? I would say no. This is one study on a set of brands in a particular company within a certain segment of the consumer-packag ed-goods industry. It is by no means a generalized result that applies to all industries.

I still believe that sitting down and reading a book is the best way to really learn something.

A lot of the Google inventions came from engineers just screwing around with ideas. And then management would see them, and we'd say, 'Boy, that's interesting. Let's add some more engineers.'

Mobile is the future, and there's no such thing as communication overload.

Even though Google may do very well, there will always be an alternative to what Google is doing, and people will always have the free choice... because there's no way for us to prevent them from exercising that choice. That is one of the key aspects of why the Internet has been so successful. No technologies can dominate.

At Google, operations are not just an afterthought: they are critical to the company's success, and we want to have just as much effort and creativity in this domain as in new product development.

I think it's pretty clear that the internet as a whole has not had a strong notion of identity. And identity means, 'Who am I?' Fundamentally, what Facebook has done has built a way to figure out who people are...