古希腊有个著名的诡辩家欧布利德,他经常用诡辩炫耀其口才。一次,他向邻人借了一笔钱,约定一个月后归还。期限到了,邻人要他还钱,他故作惊讶地说:“我没有借您的钱呀!”邻人说:“您忘了吗?是上月向我借的。”欧布利德说:“对,上个月我借了您的钱,不过,您应该知道,哲学家说,一切皆流,一切皆变。现在的我已经不是上月向您借钱的我了,您怎能叫现在的我为过去的我还钱呢?” Ancient Greece has a famous sophist sophomore Oulibed, who often uses sophistry to show off his eloquence. Once, he borrowed a sum of money from his neighbors and agreed to return a month later. The deadline, his neighbors want him to repay the money, he was surprised to say: “I did not borrow your money! ” The neighbor said: “You forgot it? Last month, borrowed from me. ” Obreid said: “Yes, I borrowed your money last month, but you should know that the philosopher says everything is flowing and everything is changing. Now I’m not borrowing money from you last month I, how can you call me now for the past I pay back the money? ”