学习古人的文章，必须先理解其思想内涵，然后再学习其文辞表达。

The best time to plant a tree was 20 years ago. The second best time is now.

患者是我们一切工作的核心。他们的需求驱动着我们的目标并激励我们前进。

We are all born mad. Some remain so.

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

我不害怕与众不同。

经济学的任务不仅在于解释现象，更在于为社会提供实际的建议和政策。

真正的领导力是在别人都不愿意时做出艰难的决定。