A breakthrough in machine learning would be worth ten Microsofts.

We need to get a broader awareness. People say climate change is really bad, but painting that picture of what you're putting at risk.

The bulk of the universities are about teaching kids.

This [philanthropy] work is even more fascinating. It requires us to think harder about how we build partnerships, who we get behind. And yet we get to see progress that in some ways is even more profound than the great advances that digital technology has provided.

Exposure from a young age to the realities of the world is a super-big thing.

Imagine the disincentive to software development if after months of work another company could come along and copy your work and market it under its own name...without legal restraints to such copying, companies like Apple could not afford to advance the state of the art.

You need to understand things in order to invent beyond them.