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.

We weren't trying to just go public and get rich. There was no near-term thing. It always was this many-decades thing where there were no shortcuts and we'd sort of put one foot in front of the other.

I don't think there's a... boundary between digital media and print media. Every magazine is doing an online version.

I did not even finish my studies

Online education is pretty special for two reasons. One is that you can get the very best lecture in the world and wherever you are, whenever you want, you can connect to that lecture. The other is this interactivity, where if you know a topic, you can kind of skip over it. Or if you're confused about it, [the area] where you're confused can be analyzed by software.

People should just buy a CD and rip it. You are legal then.

Employers have decided that having the breadth of knowledge that's associated with a four-year degree is often something they want to see in the people they give that job to.