你无法取悦所有人，所以不要尝试。
You can't please everyone, so don't try.
你付出的能量就是你得到的能量。
世界上最伟大的事情是知道如何属于自己。
The highest possible stage in moral culture is when we recognize that we ought to control our thoughts.
计算的目的是洞察，而不是数字。