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现在如果送给别人很少的东西,却希望人家回报很多的东西,那么,人们就会怕你再送东西给自己了。 
你的美,遗世而独立,你的声音,似流水之韵;我不语,不寻,亦不吐露你的芳名。
The world is full of signs, but we have forgotten how to read them.
User needs always come first, and what we need to do is continuously meet their demands.