It was World War II, and the captain was attempting to rally the GIs on the eve of a big offensive.
"Out there," said the captain, "is your enemy. The man who has made your life miserable, who is working to destroy you; the man who has been trying to kill you day after day throughout this war."
Private Johnson jumped to his feet. "My God! The cook’s working for the Germans!"
A dog"s sense of smell is one of the keenest in nature. If a pot of stew was cooking on a stove, a human would smell the stew, while the dog could smell the beef, carrots, peas, potatoes, spices, and all the other individual ingredients in the stew.