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没有什么是不可能的,"不可能"的英文impossible都在说I'm possible(我是可能的)!
If you have an apple and I have an apple, and we exchange apples, we both still only have one apple. But if you have an idea and I have an idea, and we exchange ideas, we each now have two ideas.
追求知识是一场没有终点的旅程。