应该由用户来参数化程序，而不是其创建者。
It is the user who should parameterize procedures, not their creators.
领导力就是今天做出艰难的决定，明天让所有人受益。
They say a daughter is like a vest to her mother. I’m more like a fur coat.
如果你知道如何使用它，电脑是一个奇妙的工具。
No man's knowledge here can go beyond his experience.
数学证明的优雅类似于精心设计的算法的美丽。
I like to leave space for the reader's imagination to work.
We must design for the future while respecting the past.
Change is inevitable, but growth is optional.