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最崇高的行为是将他人置于自己之前。
"Education is the most powerful weapon which you can use to change the world."
对来自学生的批评应该本着友好的精神来接受,学习材料的积累不应该扼杀学生的独立性。
In your life there are a few places, or maybe only the one place, where something happened, and then there are all the other places.