The Elves and the Shoemaker Story

An old shoemaker struggles financially until mysterious elves help him by crafting perfect shoes overnight. This boosts his business, allowing him to prosper. Upon discovering the elves, he thanks them with new clothes. The elves teach him their craft, and he continues to run a successful shop, living comfortably thereafter.

Describe the appearance and behavior of the elves when they first entered the shoemaker's workshop.

What lesson can be learned from the shoemaker's experience with the elves?