A book is a mirror: if an ape looks into it, an apostle is unlikely to look out.

数学推理可以相当系统地看作是对两种能力的结合运用，我们可以称之为直觉和独创性。

我们是共同的历史，共同的书。我们在品味或经验上不是被拥有或一夫一妻的。

"When I write, I aim in my mind not toward New York but toward a vague spot a little to the east of Kansas."