If you believe that all men are created equal, then a child's death in some other country is no less tragic than in the United States.

It's easier for our software to compete with Linux when there's piracy than when there's not.

Some very poor countries run great vaccination systems, and some richer ones run terrible programs.

We're focused on providing innovations in software, driving the continuous improvement for a much better experience, and there's a lot going on here that speaks to this decade and what's going to happen in this decade. We can kind of sum it up in terms of saying, "Yes, you can."

In K-12, almost everybody goes to local schools. Universities are a bit different because kids actually do pick the university. The bizarre thing, though, is that the merit of university is actually how good the students going in are: the SAT scores of the kids going in.

Today, we take the risk of nuclear war quite seriously, climate change not so much and epidemics least of all. But no single country, not even the United States, is well prepared. And even if one country is doing the right things to protect itself, it has to be a global thing.

Lectures should go from being like the family singing around the piano to high-quality concerts.