Your work is going to fill a large part of your life, and the only way to be truly satisfied is to do what you believe is great work.
你的工作将占据你生活的大部分，唯一能真正感到满足的方法就是做你认为伟大的工作。
The interplay between analysis and algebra is the driving force behind many breakthroughs in number theory.
关于人性，唯一真正知道的是它是会变化的。