在科学中，我们试图解释我们不理解的事物。在数学中，我们试图理解我们无法解释的事物。

Wealth should not be concentrated in the hands of a few, but should be distributed among all through fair competition.

Life taught me that even in the darkest moments, there is always a light.

"The greatest glory in living lies not in never falling, but in rising every time we fall."

You don’t get another chance, life is no Nintendo game.

I never write Metropolis for seven cents because I can get the same price for city. I never write policeman because I can get the same money for cop.

在量子力学中，测量的行为可以改变被测量系统的状态。