A man's son would come home late every night. Whenever the father asked, "Son, where were you?" the son would quickly respond, "I was with a friend." One day, when the son came home very late, the father said, "Son, today we want to meet your friend." The son immediately replied, "Dad, at this hour? It's two in the morning. Let's go tomorrow." "No, we will go now. We should meet your friend," the father insisted. When they reached the friend's house and knocked on the door, there was no response for a long time. Finally, an elderly man, who was the friend's father, appeared on the balcony and asked why they had come. The boy said that he had come to meet his friend. The elderly man responded, "At this hour? But he is sleeping." "Uncle, please wake him up; I have something important to discuss with him," the boy pleaded. Even after a long time, the response remained the same: "Come back in t