The death of a child is an incredible tragedy all over the world. Back in 1990, about 12 percent of children were dying before they reached the age of 5.

Know your numbers' is a fundamental precept of business.

A great lathe operator commands several times the wage of an average lathe operator, but a great writer of software code is worth 10,000 times the price of an average software writer.

Don't let yourself be lulled into inaction.

[Smart] is an elusive concept. There's a certain sharpness, an ability to absorb new facts. To ask an insightful question. To relate to domains that may not seem connected at first. A certain creativity that allows people to be effective.

I have always loved the competitive forces in this business. You know I certainly have meetings where I spur people on by saying, "Hey, we can do better than this. How come we are not out ahead on that?" Thats what keeps my job one of the most interesting in the world.

If we can find approaches that meet the needs of the poor in ways that generate profits for business and votes for politicians, we will have found a sustainable way to reduce inequity in the world. This task is open-ended. It can never be finished. But a conscious effort to answer this challenge will change the world.