It looks like the thing that separates out the capable students from the really successful ones is not so much their knowledge...but their persistence at something.

For those who say you're thinking too big... be smart enough not to listen. For those who say the odds are too small ... be dumb enough to give it a shot. And for those who ask, how can you do that?... look them in the eyes and say, I'll figure it out.

It's very difficult for governments to dominate the Internet because it's so difficult to control. People want to be free. People want to hear multiple voices. They want to make their own decisions. And people who see things will report things.

The trend has been mobile was winning. It's now won.

When companies are growing quickly and they are having a lot of impact, careers take care of themselves.... If you’re offered a seat on a rocket ship, don’t ask what seat. Just get on.

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.

Google is very much a not-invented-here, build-it-ourselves culture.