Almost everyone who has claimed to know what kids need to learn or how they learn has turned out to be wrong.

No two children learn in the same way. While we might agree that every American eight-year-old should be able to read and multiply, beyond those basics, there are few reasons to make every student follow the same path.

I hated being a public company CEO.

Almost everyone who has claimed to know what kids need to learn or how they learn has turned out to be wrong.

I'd never taken an SAT prep course. They were for weaker students.

I think a good entrepreneur has a very clear grasp of what the goal is, an unwavering sense of the goal, an utterly agile approach of getting there.

I studied to be an architect. And I find tremendous similarities between building a company and the design process. Businesses have to do their planning on the fly in a fashion similar to an architect sketching.