Over time, it's becoming more and more understood by people that we're acting in their interests. And that's a very, very powerful thing for our brand.

My job as a leader is to make sure everybody in the company has great opportunities, and that they feel they're having a meaningful impact and are contributing to the good of society. As a world, we're doing a better job of that. My goal is for Google to lead, not follow that.

You don't need to have a 100-person company to develop that idea.

Optimism is important. You have to be a little silly about the goals you are going to set. There is a phrase I learned in college called, 'having a healthy disregard for the impossible.' That is a really good phrase. You should try to do things that most people would not do.

If we were motivated by money, we would have sold the company a long time ago and ended up on a beach.

Google will fulfill its mission only when its search engine is AI-complete. You guys know what that means? That's artificial intelligence.

We understand the need to balance our short- and longer-term needs because our revenue is the engine that funds all our innovation. But over time, our emerging high-usage products will likely generate significant new revenue streams for Google as well as for our partners, just as search does today.