Although I don't have a prescription for what others should do, I know I have been very fortunate and feel a responsibility to give back to society in a very significant way.

I've always been amazed by Da Vinci, because he worked out science on his own. He would work by drawing things and writing down his ideas. Of course, he designed all sorts of flying machines way before you could actually build something like that.

Change the boundaries of business.

You always overestimate what you can get done in a year and underestimate what you can get done in 10 years.

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

Research shows that there is only half as much variation in student achievement between schools as there is among classrooms in the same school. If you want your child to get the best education possible, it is actually more important to get him assigned to a great teacher than to a great school.

People can criticize Microsoft for supporting this TV thing for the past eight years, but it is a long-term bet, There is not any other software business that is as dedicated to the vision of the TV and the PDA [personal digital assistant] as we are.