A man was put in the prison. A prisoner askedhim why he was sent here. The man said, "I am outof luck, I think. A few days ago I was walking in thestreet when I saw a piece of dirty rope. I thoughtnobody wanted it and so I picked it up and took ithome."
　　"But it is not against the law to pick up apiece of rope and take home!" The prisoner said. "Itold you I had bad luck, didn' t I?" theman siahed, "The trouble is that I didn' tnotice there was an cow at the other endof the rope."