Joke From Old Times

During the period of great depression two construction workers were taking a break under a tree. One saw something round, silver and shiny from the corner of his eyes. He whispered to his friend done move suddenly, there is a quarter behind you, reach is slowly, don't attract attention. His friend reached one hand behind him ever so slowly and tried to grab the quarter in his fist. But suddenly froze. Dude, there is no money there, someone coughed.