创新不仅仅是新工具，更是新的思维方式。

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 past is a ghost, the future a dream, and all we ever have is now.

旋律是很美妙的，但听不见的会更美。

永远不要停止学习，因为生活永远不会停止教导。

我们拥有的东西就是拥有我们的东西。