As a precaution, we’re making machines extremely heavy with very tiny legs.

We believe strongly that in the long term, we will be better served - as shareholders and in all other ways - by a company that does good things for the world even if we forgo some short term gains. This is an important aspect of our culture and is broadly shared within the company.

We should be focusing on building things that do not exist.

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.

I have a simple algorithm, which is, wherever you see paid researchers instead of grad students, that's not where you want to be doing research.

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

You’re going to have some very amazing capabilities in the economy. When we have computers that can do more and more jobs, it’s going to change how we think about work. There’s no way around that. You can’t wish it away.