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论其有余不足,则知贵贱。
释义:通过分析物品的过剩与短缺,就能判断其价值的高低。这句话揭示了市场供求关系对价格的影响。
The world is full of people who will tell you what you can't do. What you must do is find the ones who will tell you what you can.
I decided long ago never to walk in anyone's shadow; if I fail, or if I succeed at least I did as I believe.
"Every wall has its own voice, and my job is to listen."