I'm serious when I do my work. I'm not serious when I'm home with my kids.

Cutting through complexity to find a solution runs through four predictable stages: determine a goal, find the highest-leverage approach, discover the ideal technology for that approach, and in the meantime, make the smartest application of the technology that you already have - whether it's something sophisticated, like a drug, or something simpler, like a bednet.

In low-income countries, getting to a health post is hard. It's very expensive.

The quality of research in the U.S. is absolutely the best.

I would certainly use my voice to try and avoid anything that undermines confidence, so that parents are using vaccines fully.

People should just buy a CD and rip it. You are legal then.

The Internet is the easiest thing to get into. To be an Internet retailer, you just get that URL.