Art is a way of thinking about what it means to be alive.

Excellence is not an act, but a habit.

I don't need a reason to be authentic.

I never look back, I always look forward.

只要我能坦诚地做自己，我就是足够好的。

If you don’t cannibalize yourself, someone else will.

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.

You think you know when you can learn, are more sure when you can write, even more when you can teach, but certain when you can program.