When they have to take on the donkey's load to get to the fair, the tailor, baker, and shoemaker all learn to be tolerant of the other fellow's point of view.
Lloyd Chudley Alexander (1924–2007) was a widely-influential American author of more than forty books, mostly fantasy novels for children and adolescents, as well as several adult books. His most famous contribution to the field of children's literature is the fantasy series The Chronicles of Prydain. The concluding book of the series, The High King, was awarded the Newbery Medal in 1969.
Map of Prydain. (PDF)