至急和訳お願いいたします。 In the heart of New York City lies a narrow street enclosed by the walls of high office buildings. Its name is Wall Street. One Thursday afternoon in October 1929, a workman outside an upper floor window of a Wall Street office found himself staring into the eyes of four policemen. They reached out to catch hold of him "Don't jump!" shouted one of the policemen. It's not that bad." "Who's going to jump? asked the surprised worker I'm just washing windows!" To unders...