Strategy is about making choices, trade-offs; it's about deliberately choosing to be different.

I’m not a role model, I’m just a person trying to figure it out.

Your attitude, not your aptitude, will determine your altitude.

Technology alone won’t save our oceans; it takes a commitment to ethics and ecology.

We begin with the hypothesis that any subject can be taught effectively in some intellectually honest form to any child at any stage of development.

The only way to do great work is to love what you do.