The chief of staff of the United States Air Force decided that he would personally intervene in the recruiting crisis affecting all of the armed services. He directed a nearby Air Force base that will be opened and that all eligible young men and women be invited. As he and his staff were standing near a brand new F-15 Fighter, a pair of twin brothers who looked like they had just stepped off a Marine Corps recruiting poster walked up to them. The chief of staff walked up to them, stuck out his hand and introduced himself. The young man looks at him and says, "I'm a pilot!" "I chop wood!"