Art must unquestionably have a social value; that is, as a potential means of communication it must be addressed, and in comprehensible terms, to the understanding of mankind.
I didn't have to win, and winning wasn't important to me. Being world champion wasn't important to me. What was important to me was entertaining the audience, and whether that meant winning, losing, singing, or whatever it was on the live show we were doing every week, which was awesome, I was game
Short-story writing requires an exquisite sense of balance. Novelists, frankly, can get away with more. A novel can have a dull spot or two, because the reader has made a different commitment.