你无法回到过去改变开头，但你可以从现在开始改变结局。

经济学的目标是理解如何以最高效的方式分配稀缺资源。

The best actors are the ones who are willing to be vulnerable.

我们都被自己制造的幽灵所困扰。

Every sentence I utter must be understood not as an affirmation, but as a question.

Every program has (at least) two purposes: the one for which it was written, and another for which it wasn't.

辩论的时间已经结束；行动的时间就是现在。

我们可以在不压迫的情况下执行正义。