没有什么比一个没有什么可失去的人更危险的了。

The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.

我得出的结论是，如果有人不喜欢真实的我，那是他们的损失。

Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

世界上最好和最美丽的东西是看不见甚至摸不着的 - 它们必须用心去感受。