Holden Caulfield says goodbye to one of hist teachers because he got kicked out of Pencey Prep, the fourth school he has gone to.
Good job failing your classes.
After getting into a fight with his roomate, Stradlater, Holden decides to run away to New York.
I'm a whiny idiot; Goodbye!
I impulsively did this and instead of telling you the truth I'm going to make up dumb excuses.
After going to multiple bars/restaurants, Holden orders a prostitute but doesn't want to have sex with her.
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After leaving his hotel Holden met and talked to two nuns and then went on a date with Sally Hayes and visited a museum.
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You don't know how to properly spend money.
After watching multiple shows and a movie, Holden got extremely drunk and realized he had no money left, persuading him to go back to his house where he met and talked with his younger sister, Phoebe.
You got kicked out of school again?!
After taking shelter in one of his old English teachers apartments Holden woke up to his previous teacher patting his head, causing him to freak out and leave. He then stumbled around the city in a depressed state wanting to run away until he met up with Phoebe and changed his mind.
I'm not going to complain about everything for once and actually be happy.