诗人必须净化部落的语言。

I come from a very large, loving family.

类比城市是一个类似于另一个城市的城市。

You have to be willing to make mistakes; the big thing is to not make the same mistake over and over again.

科学不仅仅是关于发现，而是关于理解我们所发现的东西的含义。

数学思想的真正考验是它能否激发进一步的思考。