质量从来不是偶然的；它始终是智慧努力的结果。
An act of goodness is of itself an act of happiness.
The first rule of quality is that it must be defined.
C语言古怪、有缺陷，但却取得了巨大的成功。
Strategic management is not a science, but an art.
The story you believe is the one that will control you.