在上帝面前,我们都一样聪明——也都一样愚蠢。
In the act of writing, we confront our deepest fears and desires.
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 limits in life are the ones you make.
What can be said at all can be said clearly; and whereof one cannot speak thereof one must be silent.