You need to get one thing done well, or else you don't have permission to do anything else.

I feel like my job as CEO is always to be pushing people ahead.

Always deliver more than expected.

We have a mantra: don't be evil, which is to do the best things we know how for our users, for our customers, for everyone. So I think if we were known for that, it would be a wonderful thing.

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

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.

The ultimate search engine would basically understand everything in the world, and it would always give you the right thing. And we're a long, long ways from that.