In ninth grade, I came up with a new form of rebellion. I hadn't been getting good grades, but I decided to get all A's without taking a book home. I didn't go to math class, because I knew enough and had read ahead, and I placed within the top 10 people in the nation on an aptitude exam.

The best way to prepare [to be a programmer] is to write programs, and to study great programs that other people have written. In my case, I went to the garbage cans at the Computer Science Center and I fished out listings of their operating systems.

Our work in global health is about things like cutting childhood deaths, and every year we continue to make progress there.

Skype actually does get a fair bit of revenue.

If I had one dollar left, I'd spend it on PR

It is hard to overstate how valuable it is to have all the incredible tools that are used for human disease to study plants.

I work hard because I love my work.