我们银河系的中心是一个极端物理学发生的迷人地方，能研究它是我的荣幸。
The center of our galaxy is a fascinating place where extreme physics takes place, and it's a privilege to study it.
Our sweetest songs are those that tell of saddest thought.
Goals determine what you are going to be.
Investing in people is the most valuable investment a company can make.
A nation that neglects its maritime resources neglects its future.