I can imagine an operating system that some day does a better job storing your data, using (a) network.

I took a computer-science course to fill a prerequisite at Stanford, and I realized that every day was a new problem, and every day you got to think about how to solve something new, how to reason through something new, how to develop an algorithm to solve for something you hadn't worked on before.

Shifting toward management meant greater responsibility and influence, but it also meant giving up programming day-to-day in my role, which was hard because it took me out of my comfort zone.

Search occupies this wonderful moment in a user's day where it doesn't even really break along demographics, right?

Communications is the biggest driver of frequency of use of anything. Think about how many times a day you check your email on your phone or text someone or message someone.

Before Google, I spent the summer building a program that would look at what websites you would go to and what websites other people would go to - and built a collaborative filtering program that helped you find related sites to look at.