Our easiest approach to a definition of any aspect of fiction is always by considering the sort of demand it makes on the reader. Curiosity for the story, human feelings and a sense of value for the characters, intelligence and memory for the plot. What does fantasy ask of us? It asks us to pay something extra.
E. M. ForsterBy the side of the everlasting Why there is a Yes--a transitory Yes if you like, but a Yes.
E. M. Forster