Bill Gates

In ninth grade, I came up with a new form of rebellion. I hadn't been getting good grades, but I decided to get all A's without taking a book home. I didn't go to math class, because I knew enough and had read ahead, and I placed within the top 10 people in the nation on an aptitude exam.

I think it makes sense to believe in God, but exactly what decision in your life you make differently because of it, I don't know.

I think when smallpox was eliminated, the whole world got pretty excited about that because it's just such a dramatic success.

It's fine to celebrate success but it is more important to heed the lessons of failure.

Success is a lousy teacher. It seduces smart people into thinking they can't lose.

Teaching's hard! You need different skills: positive reinforcement, keeping students from getting bored, commanding their attention in a certain way.

Drones overall will be more impactful than I think people recognize, in positive ways to help society.

The advance of technology is based on making it fit in so that you don't really even notice it, so it's part of everyday life.

Intellectual property has the shelf life of a banana.

Like almost everyone who uses e-mail, I receive a ton of spam every day. Much of it offers to help me get out of debt or get rich quick. It would be funny if it weren't so exciting.