每个数学问题都有一个解决方案；只是需要时间和创造力来找到它。

文章必须对天下人有益处。

生命中最伟大的荣耀不在于从不跌倒，而在于每次跌倒后都能爬起来。

教育是点燃火焰，而不是填满容器。

The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.

国家道德的基础必须建立在私人家庭中。