The Internet is really about highly specialized information, highly specialized targeting.

We run the company by questions, not by answers.

I think of Google as a set of overlapping things. It's a consumer platform, consumer phenomenon of which search is its fundamental activity, but there are many other things you can do than search... I think of Google as an advertising company who services the broader advertising industry in the ways that you know.

Success is really about being ready for the good opportunities that come before you. It's not to have a detailed plan of everything that you're going to do. You can't plan innovation or inspiration, but you can be ready for it, and when you see it, you can jump on it.

If you forgo your plan, you also have to forgo fear.

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.

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