Even in some of our vaccine areas, like an AIDS vaccine, things have taken longer than we expected, but we have the pipeline of tools. The biological information that we have that gives us insights is fantastic.

Some people read off of their Palms and Pocket PCs, but the real immersible reading experience takes a full-screen device.

When AIDS emergency broke out and was killing millions in Africa, the Global Fund was created so that a level of generosity would show up and buy the medicines to save those lives.

Teaching is the human thing, in terms of building the kids' self-confidence, so if we take the broad ways that we want to see society to be better, science can only provide certain pieces of that.

I have to admit that business-type thoughts do sneak into my head: I hope our customers pay us, I hope this stuff is decent, I hope we get it done on time. The little additions and subtractions that one has to do. Take sales, take costs and try to get that big positive number at the bottom.

In the U.S., we believe the best way to improve lives is to improve public education.

Sometimes we do get taken by surprise. For example, when the Internet came along, we had it as a fifth or sixth priority. It wasn't like somebody told me about it and I said, "I don't know how to spell that." I said, "Yeah, I've got that on my list, so I'm okay." But there came a point when we realized it was happening faster and was a much deeper phenomenon than had been recognized in our strategy.