Half of Google's revenue comes from selling text-based ads that are placed near search results and are related to the topic of the search. Another half of its revenues come from licensing its search technology to companies like Yahoo.

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.

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.'

Android is ahead of the iPhone now.

To me, what you want to do is find a way to let this play out between the virtual world and the physical world...Ultimately, I think society will get there. It will be messy, but we'll get there.

Amazon has well passed any expectations of its ability to change distribution and marketing.

The characteristic of great innovators and great companies is they see a space that others do not. They don't just listen to what people tell them; they actually invent something new, something that you didn't know you needed, but the moment you see it, you say, 'I must have it.'