质量不是偶然；它是一种决定。
最好的投资就是投资自己。
The best ideas often come from those closest to the problem.
The most radical art is often the simplest.
O for a life of sensations rather than of thoughts!
真相比小说还要不可思议。
在数学中，最简单的解释往往是最深刻的。