One day the story A glass of milk , a poor boy who lives from selling door to door sales, Found that his pocket was left with only a few buckets of money, and he was very hungry. The boy decided to ask for a meal from the next house. But the boy lost his courage when a young woman opened the door of the house. The boy did not ask for food, he just asked to have a glass of water. The young woman looked, and thought that the boy must be hungry, Therefore he brought a large glass of milk. The boy drank it slowly, and then asked him, "How much do I have to pay for a glass of milk?" The woman replied: "You do not have to pay anything". "Our mother taught not to get paid for good," the woman added. The boy then finished his milk and said: "From inside I am grateful to you." Many years later, the young woman had a very critical illness. The doctors in town were not able to handle it. They finally sent him to the big city, where a specialist doctor could handle the rare disease. Dr. Howard Kelly was called in for a checkup. At the time he heard the name of the city of origin of the woman, Came a strange glow on the doctor's eye. Immediately he rose and hurried down through the hospital hall, toward the woman's room. Clothed in a medical robe he met the woman. He immediately recognized the woman at once. He then returned to the consulting room and decided to do his best To save the woman's life. From that day on, He always paid special attention to the woman's case. After going through a long struggle, the end was won. The woman was healed !!. Dr. Kelly asks the hospital's finance department to send her the entire medical bills to her for approval. Dr. Kelly looked at it, and wrote something on the bill, and then sent it to the patient's room. The woman was afraid to open the bill, very confident that she would not be able to pay the bill despite the installment For the rest of his life. Finally he ventured to read the tag, and something caught his attention on the corner of the bill. He read the inscription that read .. "It has been paid off with a large glass of milk .." Marked, DR Howard Kelly. Tears of happiness flooded his eyes. He prayed: "Lord, thank you, that your love has filled the whole earth through the hearts and hands of men"