生活就是关于成长和改变。当你停止成长，你就停止了生活。

两局强调品行修养的重要性：自身修养好了，就可以把家治理好；家治理好了，就可以把官府治理好。

世界是理性的。

To do mathematics is to explore an infinite landscape of ideas.

The best thing about getting older is that you don't lose all the other ages you've been.

写作是面对沉默。