尊严是一种面具，我们戴着它们去掩饰我们自己的无知。
Dignity is a mask we wear to hide our ignorance.
Be a yardstick of quality. Some people aren’t used to an environment where excellence is expected.
The only time success comes before work is in the dictionary.
变化是所有存在的基本过程。
最好的科学往往来自于提出最简单的问题。