Faber gives Montag a seashell radio-like device in order to overhear Montag's conversations with Captain Beatty, so he can instruct him with what to say. Faber considers himself a coward.
Answer:
The central theme of the poem is the upbringing of a child. While it is important for parents to teach their children what is right and wrong and instil good manners in them, they also need to be sensitive towards the wishes of the child.
What happened?! ¯\_(ツ)_/¯