Never let success get to your head, and never let failure get to your heart.

没有农民和产业工人之间的合作，任何国家都无法繁荣。

应该引导孩子通过自己的活动去发现真理。

The main task in life is simply this: to identify and separate matters so that I can say clearly to myself which are externals not under my control, and which have to do with the choices I actually control.

语言是过去和未来之间的桥梁。

你必须愿意失败，愿意犯错，并不断尝试。