The key to performance is elegance, not battalions of special cases.
性能的关键在于优雅，而不是大量的特殊情况。
The power of mathematics lies in its generality and abstraction.
The man who writes about himself and his own time is the only man who writes about all people and about all time.
写作是探索世界和更好地理解自己的一种方式。