The greatest discovery of any generation is that a human being can alter his life by altering his attitude.

"The truth is rarely pure and never simple."

The elegance of a theory is not just in its mathematical formulation, but in its ability to connect disparate phenomena under a unified framework.

The world is full of obvious things which nobody by any chance ever observes.

译文：人生就像一场梦，百年光阴很容易就过去了。梅花绽放时，泉水开始涌动，雪花飞舞处，大雁不见踪迹，只留下一片空旷。不如一醉解千愁，等待春风到来。

如果行善不是发自内心，那就不会长久。比如被捐款、被做义工等等，都是一锤子买卖，因为不是他自愿的。