真正的进步发生在我们平衡经济增长与环境管理之时。
无产阶级，现今社会的最下层，如果不炸毁构成官方社会的整个上层，就不能抬起头来，挺起胸来。
Your time is limited, don't waste it living someone else's life. Don't be trapped by dogma, which is living with the results of other people's thinking. Don't let the noise of others' opinions drown out your own inner voice. And most important, have the courage to follow your heart and intuition. They somehow already know what you truly want to become.
The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is probably not important to mathematics.
在印度，我们有句谚语：“鸡笼里满是不知道自己被关在笼子里的鸡。”
I have suffered and despaired and known death and I am glad that I am in this great world.