不要在你累的时候停下来。在你完成的时候停下来。
Don't stop when you're tired. Stop when you're done.
生活是世界上最罕见的事情。大多数人只是存在，仅此而已。
You can't control everything in life, but you can control how you react to it.
发现现象原因或真实假设的艺术，如同破译的艺术，其中巧妙的猜想常缩短道路。
The language of mathematics is universal, transcending cultural and linguistic barriers.
行为法则可以从基本的生理原则中推导出来。
