Natural experiments can provide valuable insights into economic questions.
I think about the limits of language.
Philosophy is a battle against the bewitchment of our intelligence by means of language.
一本书就是你握在手中的一个梦想。
我总是努力推动自己做得更好。
努力成就了你。如果现在不全力以赴,总有一天会后悔。不要觉得为时已晚,继续努力吧。