The Barber System

A man walks into a barbershop and asks, "How much for a haircut?" "Twelve dollars," says the barber. "And for a shave?" "Ten dollars." "All right," says the man, settling into the barber chair. "Shave my head."
髪の毛がふさふさしている人も、ほとんどない人も同じ散髪料金は確かに不公平な気がします。