The elegance of a mathematical proof is in its simplicity and clarity.

人依靠自己的力量人才能生存，不依靠自己的力量人就不能生存。 

The reality is: sometimes you lose. And you're never too good to lose. You're never too big to lose. You're never too smart to lose. It happens.

"Love is the only thing that makes life bearable in the end."

过去是一个无处不在的阴影。

采矿业必须带头展示采掘作业如何与环境管理共存。

我在想，星星发亮是否为了让每个人有一天能找到自己的星星。