安全是我们所有作业中的首要任务。

成功固然美好，但真正的回报在于行动的过程。

布莱克-斯科尔斯模型的美妙之处在于它将期权定价问题简化为几个可观察的变量。

我们付出的爱是我们唯一能保留的爱。

The history of every country begins in the heart of a man or a woman.

We die containing a richness of lovers and tribes, tastes we have swallowed, bodies we have plunged into and swum up as if rivers of wisdom, characters we have climbed into as if trees, fears we have hidden in as if caves.

写作是一种不被中断的说话方式。