It's because of this fundamental shift towards user-generated information that people will listen more to other people than to traditional resources.

One of the unintended negative consequences of online advertising has been the loss of value in traditional classifieds. It's simply quicker, simply easier for an end user who's online, on a broadband connection, to look things up and to figure out what they want to buy.

I've never met a person who does not want a safer world, better medical care and education for their children, and peace with their neighbours. I just don't meet those people. What I meet, over and over again, as I travel around, is that the essential human condition is optimistic - in every one of these places.

You have to fight for your privacy or you lose it.

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.

People are good at intuition, living our lives. What are computers good at? Memory.

Technology is always evolving, and companies.. not just search companies.. can't be afraid to take advantage of change.