We paired this announcement of the R&D [commitment] with the so-called Breakthrough Energy Coalition, which is 27 [major investors] saying, "Hey, we'll put significant money into [energy innovations] when they're ready to spin out probably into startup companies."

Music, even with these dial-up connections you have to the Internet, is very practical to download.

When you have a fortune that is almost hard to imagine, the best thing is not to pass that on to one's children. That distorts their life situation.

China has many successful entrepreneurs and business people. I hope that more people of insight will put their talents to work to improve the lives of poor people in China and around the world, and seek solutions for them.

As for drugs - well, Gates was certainly not unusual there. Marijuana was the pharmaceutical of choice.

Kids are taking PCs and the Internet to new heights. They're the ones that are designing the cutting-edge web sites.

You may have heard of Black Friday and Cyber Monday. There's another day you might want to know about: Giving Tuesday. The idea is pretty straightforward. On the Tuesday after Thanksgiving, shoppers take a break from their gift-buying and donate what they can to charity.