People who bet against the Internet, who think that somehow this change is just a generational shift, miss that it is a fundamental reorganizing of the power of the end user. The Internet brings tremendous tools to the end user, and that end user is going to use them.

The funny thing about advertising is that it's not a zero-sum game... Historically, in the digital ad world, pie has gotten larger and it's possible for everyone to win, and it's perfectly possible that will continue to be true for quite some time.

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.

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.

Find a way to say yes to things.

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.

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.'