科学中最重要的不是获得新的事实，而是发现思考它们的新方法。

Economics is at its best when it helps us solve real-world problems in a rigorous and transparent way.

The past is a shadow that follows us, a ghost that haunts us.

我们创造的每个角色都承载着我们灵魂的一部分，无论我们承认与否。