老刘每当面对他的办公室大门都很得意，因为只要他掏出钥匙，门就拦不住他。有一天他再次来到办公室大门时发现丢了钥匙。门报复了他。犤任何一个对象都不应该轻视。最渺小的东西在你忽略中也有可能会让你得到来自它那儿相应的报复。要知道一架飞机可能毁于一颗螺丝的松动，也 Old Liu was very proud when faced with the door to his office, because as long as he took out the key, the door could not stop him. One day he found the key again when he came to the office door again. The door revenged him.犤 No one should underestimate. The youngest thing in your neglect may also make you get the corresponding retaliation from it. To know a plane may be destroyed by a screw loose, too