每个数学问题都有一个解决方案；这只是找到正确视角的问题。
别让失败定义你，让它们教会你。
The healthy social life is found when in the mirror of each human soul the whole community finds its reflection, and when in the community the virtue of each one is living.
Home is not a place, it's a feeling.
I don't regret the things I've done, I regret the things I didn't do.
Mathematics is the language with which God has written the universe.