质量管理的问题不在于人们不知道它。问题在于他们认为自己知道。
The problem of quality management is not what people don't know about it. The problem is what they think they do know.
定理是永恒的；它们的证明是短暂的。
Mathematics is the language with which God has written the universe.
I think it's important to be yourself and not try to be someone else.
贪图未必成功的事业，不如坚守已成的事业。
"History remembers the names, but biography remembers the hearts."
我不追求完美，只追求真实。