Wisdom acquisition is a moral duty.It's not something you do just to advance in life...You are not going to get very far in life based on what you already know.You're going to advance in life by what you learn after you leave here.

每一场演出对我来说都是新的挑战。

任何在科学探索中追求即时实用价值的人，可以确信他的追求是徒劳的。

解析：知道自己还有所不知，这是很高明的。不知道却自以为知道，这就是很糟糕的。