* To explore the challenges of adolescence. The novel follows the experiences of Holden Caulfield, a 16-year-old boy who is struggling to come to terms with the adult world. Holden is disillusioned with society and feels like he doesn't belong. He is also struggling with his own identity and trying to figure out who he wants to be.
* To criticize society. Salinger uses The Catcher in the Rye to criticize many aspects of society, including the phoniness of adults, the materialism of the American culture, and the way education system stifles individuality.
* To offer hope. Despite the novel's dark themes, it also offers a message of hope. Holden Caulfield is a flawed character, but he is also a sympathetic one. His struggles are relatable to many people, and his journey towards self-discovery can be inspiring.
The Catcher in the Rye is a complex and multi-layered novel that can be interpreted in many different ways. It is a classic work of American literature that has captured the imaginations of readers for generations.