"Luxuries?"
"Precisely. As an ancillary system operator, I supply a luxury item to my fellow citizens. One that cannot be readily produced by our techniques. I said I was a mardak, but you never asked what it meant. You assumed it was a title. It is, but it's professional, not social. There are no classes on Hel, merely occupations."
"All right," Miss Twilley said reluctantly, "What is a mardak?"
"The closest analogy in your society," Lyf said, "is a dairyman."
THE END