数学的美在于它能够用一种既精确又普遍的语言来描述宇宙。

Most people are afraid of change, but if you look at it like it's something that can always count on, then it can be a comfort．It doesn't have many things that you can count on．

出自汉·桓宽《盐铁论·疾贪》。欲，想。表，仪表，这句话指身体。下，指下属。先之身，先要求自己。要想影子正，就要先把自己的身子站直；要想下属清廉，自己要先做出表率。这句话以正影先正身为喻，说明正人先正己的道理。

挑战是伪装的机会；以勇气拥抱它们。

Leadership means making tough decisions today that will benefit generations tomorrow.

物理学的美丽在于它能够揭示看似无关现象之间的隐藏联系。