Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
The art of writing is the art of discovering what you believe.
如果自由有任何意义的话,那就是告诉人们他们不想听的事情的权利。
The most rewarding part of my job is seeing our medicines make a difference in people's lives.
森林不需要我们,而是我们需要森林。