我总是试图买入被低估的股票，并在它们被高估时卖出。

The boy and his heart had become friends, and neither was capable now of betraying the other.

The only strategy that is guaranteed to fail is not taking risks.

A writer must be a witness to his or her time, must bear witness to the injustices and the sufferings of the world.

纠正一个错误与建立一个新的真理或事实同样有益，有时甚至更好。

The key is to set realistic customer expectations, and then not to just meet them, but to exceed them — preferably in unexpected and helpful ways.

CRISPR给了我们重写生命密码的工具，但我们必须明智地使用它们。

电影是文化的桥梁，它能够连接不同的文明，促进理解与交流。