A mathematician's work is never done; there are always more problems to solve.
数学家的工作永无止境;总有更多的问题需要解决。
我不认为你能真正改变你是谁,但你可以改变你生活的方式。
The most beautiful things in life are free.
技术是在满足全球能源需求的同时减少排放的关键因素。
创新是将变化视为机会的能力,而不是威胁。
The liabilities are always percent good.It's the assets you have to worry about.