"The most powerful tool we have as leaders is our own example."
作为领导者，我们最强大的工具是我们自己的榜样。
沉默是被压迫者的语言。
If you just set out to be liked, you would be prepared to compromise on anything at any time, and you would achieve nothing.
经济学方法为理解所有人类行为提供了一个有价值的统一框架。