The artist’s duty is to express what others cannot.

我像个孩子。我从不考虑后果。

The measurement problem in quantum mechanics is not a flaw in the theory, but a profound insight into the nature of reality.

自然和历史是地理知识的两个重要来源。

我练习得越多，我就越幸运。

检验一个经济学家是否优秀的标准，是看他能否比别人更好地解释过去。