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看先于言语。孩子在能说话之前就已经会看和识别了。
Seeing comes before words. The child looks and recognizes before it can speak.
Life is about creating yourself.
山间千年以上的树是有的,但世上百岁以上的人却不多见。
"In mathematics, you don't understand things. You just get used to them."
Technological progress must go hand in hand with ethics.