计算复杂性的研究告诉我们，有些问题本质上是困难的，无论我们的算法多么聪明。
"The study of computational complexity teaches us that some problems are inherently difficult, no matter how clever our algorithms are."
The only way to do great work is to love what you do.
"The beauty of literature is that it allows us to live a thousand lives in the span of one."
唯一真正的发现之旅，唯一永恒的青春之泉，不是去访问陌生的土地，而是拥有其他的眼睛，通过另一个、一百个其他人的眼睛来观察宇宙，观察他们每个人所看到的一百个宇宙。
To create is to enter into a dialogue with absence.