Answer:
No, because we already have 7-8 hours in school. Too much stress as well for most students.
Explanation:
Holden expresses to not be a depresing persoaon but a happy person
Your question is very vague and therefore hard to understand but I would assume you are asking for the explanation of the pun.
This phrase is a pun because skiers ski down slopes, and going down hill is another way of saying not going very well. Old skiers never die, they just go down hill is a pun because skiers go down hills.
Narrators typically do this to make you feel more involved, and kind of give you a connection to the story. This allows readers to get a deeper understanding, and feel more connected.