Even happy situations can easily start to feel miserable. So, I think that people who consider themselves sophisticated or who are in fact sophisticated have come to distrust stories that are uplifting or simply stories in which the characters get what they want in the end. Because in life, what you want is never the end.
When my baby was born I had to know how to save her in case she fell in the pool or something like that. I went to one of these nursing places to learn how to take care of the child.