三个工人正在砌一面墙,一个爱管闲事的人走过来问:“你们在干什么?”第一个工人爱理不理地说:“没看见吗?我在砌墙。”第二个工人抬头看了看说:“我们在盖一幢楼。”第三个工人真诚又自信地说:“我们在建一座城市。”十年后,第一个工人在另一个工地上砌墙;第二个工人坐在办公室画图纸,成了工程师;第三个 Three workers are building a wall, a nosy person came to ask: “What are you doing? ” The first worker said indifferently: “Did not see? I am building the wall. ” The second worker looked up and said: “We are building a building.” The third worker said sincerely and confidently: “We are building a city.” Ten years later, the first worker was at Another site on the wall; the second worker sitting in the office drawing, became an engineer; the third