过去不是一个地方,而是一种状态。
The only way to tell the truth is to speak with kindness. Only the words of a loving man can be heard.
It is not the computer's fault that Maxwell's equations are not adequate to design the electric motor.
做好了官,有余力就要学习,学习好了,有余力就去做官。
A great novel is a mirror and a window: it shows us ourselves and the world.