我们从这样的假设开始：任何学科都可以以某种智力上诚实的形式有效地教给处于任何发展阶段的任何孩子。
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.
Investing in research today is saving lives tomorrow.
自信是关键，但你必须用实力来支撑它。
"To live is the rarest thing in the world. Most people exist, that is all."
The best recipes are the ones that come from the heart.