教育如果不深入灵魂，就不会生根。
Education does not take root in the soul unless it goes deep.
The truth is always a compound of two half-truths.
平凡中也有一种美，只要你愿意花时间去发现。
To be a good mathematician, you need to have both intuition and rigor.
It seemed the world was divided into good and bad people. The good ones slept better ... while the bad ones seemed to enjoy the waking hours much more.