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我不是一个完美的人,但我是一个真实的人。
试图在不激发学生学习欲望的情况下进行教学的老师,就像在冷铁上敲打。
"You can't do anything about the length of your life, but you can do something about its width and depth."
The more we realize our minuteness and our impotence in the face of cosmic forces, the more astonishing becomes what human beings have achieved.
我把它当作每天都是一个新的挑战,我必须每天变得更好。