During the American Revolution a man in civilian clothes rode past a group of soldiers repairing a small defensive barrier. Their leader was shouting instructions, but making no attempt to help them. When the rider asked the corporal why he did not help his men, he retorted with great dignity, “Sir, I am a corporal!” The stranger apologized, dismounted, and proceeded to help the exhausted soldiers. When the job was finished he turned to the corporal and said, “Mr.