数学不是一门演绎科学——那是陈词滥调。当你试图证明一个定理时，你不仅仅是列出假设然后开始推理。你所做的是反复试验、实验和猜测。

文学的美在于它让我们在一生中活出千种人生。

"Your attitude determines your direction."

"Life is 10% what happens to you and 90% how you react to it."

For in the final analysis, our most basic common link is that we all inhabit this small planet. We all breathe the same air. We all cherish our children's futures. And we are all mortal.

文章的妙处，在于能在没有字句的地方读出深意，在没有笔墨的地方求得神韵。