I do not want to be a long-term CEO.

As the CEO, I have to take care of the short term, mid term and the long term.

Using a service such as Chegg.com, students can save on average more than $600 a year when they rent textbooks over purchasing them.

Parents are telling other parents that you can save a lot of money renting. Forever they've been looking for a solution to higher textbook prices.

For the price of a couple of Happy Meals, you can buy a digital textbook and stop your child from having to carry around a six-pound book.

Essentially, you have to be aware of a crisis happening: 'Can the company go on if I get hit by a bus?' That's, I think, how you build a great company and something that can scale.