Professions

A doctor, an engineer, and a politician were arguing as to which profession was older. "Well," argued the doctor, "without a physician mankind could not have survived, so I am sure that mine is the oldest profession. " "No," said the engineer, "before life began there was complete chaos, and it took an engineer to create some semblance of order from this chaos. So engineering is older. " "But," chirped the triumphant politician,"who created the chaos? "