解释：高明的医生注重预防疾病，而不是等到疾病发生后再去治疗。

"The gladdest moment in human life, methinks, is a departure into unknown lands."

无铬是不够的；我们需要无愧于心。

"Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence."

一个故事应该有开头、中间和结尾——但不一定按这个顺序。