I read an hour almost every night. It's part of falling asleep.

U.K. companies are in very international and very competitive markets. If you look at PC penetration in the U.K., it is very similar to the United States market.

Technology must be implemented as part of a thoughtful, holistic approach to education transformation that includes teacher training, relevant curricula, parental involvement, and programs for children that fill unmet needs for basics like nutrition and health care.

The nuclear industry has this amazing record, even equipment from generations one and two. But nuclear mishaps tend to come in these big events - Chernobyl, Three Mile Island, and now Fukushima - so it's more visible.

When you are failing, you are forced to be creative, to dig deep and think, night and day.

You've got to be willing to read other people's code, then write your own, then have other people review your code.

The billion people who wake up every day trying to figure out if they have enough food to eat won't be at Davos.