实证研究中最重要的是要清楚你想要回答的问题。
"The most important thing in empirical work is to be clear about the question you are trying to answer."
模型的唯一真正检验是其预测未来的能力，而未来总是不确定的。
The test of a good building is how it makes you feel when you're inside it.
Capitalism, then, is by nature a form or method of economic change and not only never is but never can be stationary.
人需要困扰，困扰是心理健康的必需之物。
The moment you define your style, you limit your potential.
没有赞誉，也没有毁谤，或如龙之腾飞，或如蛇之潜藏，随时势而变化，不执着于一端，或进取或退处，以平静和顺为准则，悠然自得，生活在万物的初始状态，按物性去主宰万物，而不为物所役使，这样，怎么会受到拘束和牵累呢？