Software is inherently complicated. If you say to somebody I want an airline reservation system, to really say what you want in terms of overbooking and fares, and different airlines communicating with each or schedule changes, it's immensely complex. And so you can't write a program that's any simpler than that full specification.

Middle-income countries are the biggest users of GMOs. Places like Brazil.

In order to deal with all the medical cost demands and other challenges in the U.S., as we look to raise that revenue, the rich will have to pay slightly more. That's quite clear.

Playing Bridge is a pretty old fashioned thing in a way that I really like... I do the dishes every night - other people volunteer but I like the way I do it.

Really advanced civilization is based on advances in energy.

How fast a company can respond in an emergency is a measure of its corporate reflexes.

Vaccination is one of the easiest things on the way to development. It's much easier than roads and a great education system. It's very basic. It's one of the first things you want to get right.