如果我们过度设计解决方案，就可能失去自然本来的简单性。

The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.

艰苦奋斗的石油精神永远不能丢，这是我们的传家宝。

每次人们赞同我的时候，我都觉得自己一定错了。

知足者常乐，追求无止境的欲望永无满足。