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

Many leaders of big organizations, I think, don't believe that change is possible. But if you look at history, things do change, and if your business is static, you're likely to have issues.

You have to combine both things: invention and innovation focus, plus the company that can commercialize things and get them to people.

We try to, when you come to Google, fulfill that need that you have as quickly as possible.

If you can run the company a bit more collaboratively, you get a better result, because you have more bandwidth and checking and balancing going on.

...It's important to distinguish between "worry versus harm" when it came to privacy online.

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.