真相很少是纯粹的，也从来不简单。
"The truth is rarely pure and never simple."
The most important thing is to be happy with what you're doing.
The universe is under no obligation to make sense to us.
Profitability and purpose are not mutually exclusive—they are increasingly interdependent.
在制造业中，精确就是一切，但适应能力才能让你保持领先。
Mathematics is the language with which God has written the universe.