现用天平秤银币，找出不合格的银币，且在最坏情况下秤银币的次数最少。

Balance scales are used silver COINS, silver failed to identify and scale in the worst case minimum number of COINS.

人生没有绝对的公平，但是相对公平的。在一个天平秤上，你得到的越多，也必须比别人承受得更多。

Life is not absolutely fair, but relatively fair. In a balance, if you get more, then you must bear more than others.

商人说：“我给你所有的锅碗瓢盆、饰物以及我全部的钱，除了让我留下八个硬币和一个天平秤，我可以把金盘子放在天平盘里。”

The salesman said, "I '11 give you all my POTS and pans and trinkets, plus all my money, if you will let me keep just eight COINS and my balancing scale, with its cover to put the golden plate in."