数学的进步是通过它能解决的问题数量来衡量的。
A good story should make you laugh, cry, and wait.
The challenge is not just to give people money but to understand how they make decisions under constraints.
技术应该是无形的。当它运行得最好时，你甚至不会注意到它。
The most beautiful things in life are not things, but moments and emotions.