The definition of the prefix auto in the word autobiography means self
I am not quit sure what your question is but I think it is great! :-) Only thing I would change is your hook. With the hook you want something strong to grab the readers attention. Example: Would you stay out late just to suffer many consequences? (Sometjing like that) Try to use something to really make the reader think about your topic!
I believe that the choice we have is between "inform", "persuade", "entertain", etc: and I would say that here the purpose is to persuade. It's not an objective sentence only giving information, rather it tries to persuade people to choose this product over another one.
For a second, there seems to be hope when Hazel cries about her son dying. That fleeting moment disappears, and we know this because when George says "you can say that again", she repeats it, misunderstanding his statement because of her average (more like way below average) intellect.
Kurt Vonnegut's goal was not writing a story about courageous people overcoming their weaknesses and defying odds, but how society shuts down those non-conforming, defiant people.
Magnificent means beautiful, excellent, and impressive