Do every duty, and expect no reward for it.

"The beauty of literature is that it allows us to live a thousand lives in one."

The most rewarding part of my job is seeing our medicines make a difference in people's lives.

在危机时刻，真正的领导者通过保持冷静、专注和果断而脱颖而出。

除非定理是美丽的，否则它们毫无价值。