这个成语出自《韩非子·难一》。
　　古时候，矛和盾都是作战用的武器。矛用来刺杀敌人，盾则用来保护身体，以免被对方的矛刺中。
　　传说很久以前，楚国有个卖兵器的人，在市场上卖矛和盾。为了让人家愿意买他的货，他先举起盾向人们夸口道：“你们看，我的盾是世上最坚固的盾，任何锋利的东西都不能刺穿它。”接着又举起他的矛，向人吹嘘说：“你们再看看我的矛，它锋利无比，无坚不摧，无论多么坚硬的盾，都挡不住它，一刺就穿！”
　　围观的人听了他的话都觉得很好笑，人群中有人问道：“依你的说法，你的矛无论怎样坚硬的盾都能刺穿，而你的盾又是无论多么锋利

越国苎罗(今浙江诸暨南)有位姓施的美女，因为家住若耶溪西岸，所以村里人叫她西施。若耶溪东岸也有位姓施的姑娘。她长得很丑，村里人管她叫东施。
有一天，西施心口疼，走路的时候双手捂住胸部，并且皱着眉头。村里人见她这个模样，都同情地说：“瞧这姑娘的模样，准是疼得难受，真是可怜！”
西施的病态正好被东施瞧见了。她一边看，一边默默记住她难受的姿态和动作。回到溪东后，也模仿西施的模样，双手捂住胸部，同时皱着眉头。
东施的这副模样，使村里人大吃一惊，富人紧闭大门不出来，穷人也带着妻儿躲开。 东施只知道人家皱着眉头很美，却不知道为什么皱着眉头会美

　　In the Spring and Autumn Period, a farmer in the State of Song was one day working in the fields when he saw a rabbit bump into a tree stump accidentally and break its neck. The farmer took the rabbit home, and cooked himself a delicious meal. That night he thought, 'I needn't work so hard. All I have to do is wait for a rabbit each day by th

曾子杀彘
　　Zengzi Slaughters a Pig
engzi’s wife was going to the market. Her little son insisted on going with her, making a tearful scene. “Stay at home,” she said to the boy. “When I come back, I will slaughter a pig for you.” When she came back, Zengzi got ready to slaughter the pig. His wife stopped him, saying: “I was just kidding.”

　　A tiger caught a fox in a forest, and was just about to eat it, when the fox said, 'You mustn't eat me. I was sent by Heaven to rule the animals. By eating me, you will violate the command of Heaven. If you don't believe me, just follow me to see whether the animals are of me.' The tiger agreed, and followed the fox as it walked around the fo

　　In the Northern and Southern Dynasties when the State of Chen (A.D. 557-589) was facing its demise, Xu Deyan, husband of the princess, broke a bronze mirror into halves. Each of them kept a half as tokens in case they were separated. Soon afterwards, they did lose touch with each other, but the two halves of the mirror enabled them to be reun

　　During the Spring and Autumn Period, an army from the State of Qi confronted one from the State of Lu. After the first roll of drums from the Qi side to summon Lu to battle, the Lu ruler wanted to attack. But his counsellor Cao Gui said, 'We should wait until the third drum roll, sire.' After the Qi side had beaten the drums three times, the

　　In the Warring States Period, the State of Qin besieged the capital of the State of Zhao. Duke Pingyuan of Zhao planned to ask the ruler of the State of Chu personally for assistance. He wanted to select a capable man to go with him. A man called Mao Sui volunteered. When the negoti-actions between the two states were stalled because the rule

　　Tao Yuanming, a famous writer of the Eastern Jin Dynasty (317-420), wrote the well-known essay Peach-Blossom Spring. In it he tells a story which goes like this: A fisherman happened to come upon a place called Peach-Blossom Spring. Squeezing through a cave, he found a village, the residents of which were descendants of refugees from the Qin

　　Once a man wanted to go to the south, but his carriage was heading north. A passer-by asked him: 'If you are going to the south, why is your chariot heading north? ' The man answered, 'My horse is good at running, my driver is highly skilled at driving a carriage, and I have enough money. ' The man didn't consider that the direction might be

　　In the Southern and Northern Dynasties Period (420-589), there was a painter called Zhang Sengyou. Once he visited a temple and painted on the wall four dragons, but gave none of them eyes. The onlookers felt that this was odd, and asked why he hadn't painted the eyes. He answered, 'Eyes are crucial for dragons. With the eyes painted on, the

　　In the Warring States Period, a man in the State of Chu was offering a sacrifice to his ancestors. After the ceremony, the man gave a beaker of wine to his servants. The servants thought that there was not enough wine for all them, and decided to each draw a picture of a snake; the one who finished the picture first would get the wine. One of

　　Lu Ban was supposed to be a consummate carpenter in ancient times. It is said that he once carved a wooden phoenix that was so lifelike that it actually flew in the sky for three days. Thus it was considered the height of folly to show off one's skill with an axe in front of Lu Ban.
　　“班门弄斧”这个成语，用来比喻在行家面前显示本领。
　　This idiom excori

　　In the Warring States Period, Lin Xiangru, chief min-ister of the State of Zhao, was sent as an envoy to the State of Qin to ask the ruler of Qin to return a fine piece of jade to Zhao. But the ruler of Qin was rude and unreasonable. Lin was angry, and his hair stood up so stiffly on his head that it lifted up his hat.
　　后来人们用“怒发冲冠”这

　　In the Three Kingdoms Period (220-280), the king of the Wei, Cao Rui, wanted to select a very capable man to work for him. He said to his ministers: 'When choosing a talented person, always beware of one with a false reputation. A false reputation is just like a picture of a cake; it can' t relieve hunger.' www.enfang.com
　　后来人们就用“画饼充