数学家的工作永无止境;总有新的问题要问,新的谜题要解。
A mathematician's work is never done; there are always new questions to ask and new mysteries to solve.
债券市场是市场心理的最终晴雨表。
Friendship is the most precious wealth of life.
The most successful businesses are those that align profit with purpose.
I am not the richest person, but I am the happiest person.