I'm not a perfectionist, but I like to feel that things are done well.

The forest doesn't need us; we need the forest.

每一个数学定理都是一个等待被讲述的故事，一个等待被解开的谜团。

Success is not final, failure is not fatal: It is the courage to continue that counts.

人通过从失败中学习而成长。