The next morning the barber found a dozen bibles at the door to his shop.
A policeman came to the barber for a haircut, and again the barber refused to pay, saying: “You protect the public.”
The next morning the barber found a dozen doughnuts at the door to his shop.
A lawyer came to the barber for a haircut, and again the barber refused payment, saying: “You serve the justice system.”
The next morning the barber found a dozen lawyers waiting for a free haircut.