One of our big goals in search is to make search that really understands exactly what you want, understands everything in the world. As computer scientists, we call that artificial intelligence.

Basically, our goal is to organize the world's information and to make it universally accessible and useful.

The Star Trek computer doesn't seem that interesting. They ask it random questions, it thinks for a while. I think we can do better than that.

It really matters whether people are working on generating clean energy or improving transportation or making the Internet work better and all those things. And small groups of people can have a really huge impact.

Part of our brand is that we're pretty understated in what we do. If you look at other technology companies, they might preannounce things, and it will be a couple years before they really happen, and they don't happen in the way they said they would.

I really like using my Samsung (005930:KS) tablet. I previously used the Motorola Xoom for a while and liked that.

We chose it because we deal with huge amounts of data. Besides, it sounds really cool.