The first man who， having fenced in a piece of land， said 'This is mine，' and found people naïve enough to believe him， that man was the true founder of civil society.

It is not enough to observe and experiment, theorize and calculate. One must also imagine.

"To be yourself in a world that is constantly trying to make you something else is the greatest accomplishment."

你脑袋里有大脑，鞋子里有双脚，你可以选择任何方向前进。

弦理论的数学美感表明它必须是自然界终极描述的一部分。

我很肯定，100年后，我们今天认为是正确无误的事情，很多都会被证明是错误的，甚至可能是令人尴尬的错误，我非常努力地去寻找我今天错在哪里。

爱不是胜利的进行曲，而是一声冰冷破碎的哈利路亚。