If you're changing the world, you're working on important things. You're excited to get up in the morning.

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.

The "Be good" concept also comes up when we design our products. We want them to have positive social effects.

You may think using Google's great, but I still think it's terrible.

As devices multiply and usage changes, many users coming online today may never use a desktop machine, it becomes more and more important to ensure that people can access all of their stuff anywhere.

We don't have as many managers as we should, but we would rather have too few than too many.

It is often easier to make progress on mega-ambitious dreams. ... Since no one else is crazy enough to do it, you have little competition.