As a true specialist philosophical tale Schmitt offers us a short story belonging to the "Cycle of the Invisible." It's a simple story and unpretentious that invites the reader to some spiritual reflections and helps to review what every human being can do to try to understand and accept his past, prepare for the happiness and peace interior.
Thus, the game in which our young protagonist eventually attend, will gradually influence its a priori, his reticence, his prejudices, his simplistic and categorical perception of seeing things. His meeting with the Master sumo will make him discover the overtaking, the desire to learn, to abandon that in favor of the contempt and admiration how appearances can be deceiving. Through their discussions, the Master of Jun sumo win the trust and in a climate that is more and more serene than that boy will engage and flourish through meditation and introduction to Zen Buddhism.
"Sumo who could not grow" is far from the best the author's story but it is endearing and is optimistic.