质量永远不能妥协，因为声誉是一辈子建立的，但可能在一瞬间失去。

And when his audience grew bored, he would spring into the air and do a back flip with a half twist.

沉默可以是最有力的交流形式。

最好的书是那些挑战你的书。

Stay humble, stay hungry.

Experimental physics has the last word in deciding between competing interpretations of quantum theory.

过去从未消逝，它甚至还未过去。