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 quality of an organization's vision determines the quality of its future.
"There is no such thing as a new idea. It is impossible. We simply take a lot of old ideas and put them into a sort of mental kaleidoscope. We give them a turn and they make new and curious combinations."
我是那个让我自己快乐的人。