I think the first two verses are the voices of two people Jimmy meets after he leaves home, both stuck in dead end jobs. He criticises them for not fighting against the system that put them there. The guy in the first verse looks after pigs, which is a reference to the story of the Prodigal Son, which suggests that Jimmy's rebuke is probably motivated by guilt at leaving his parents to go off on his own.
I think the first two verses are the voices of two people Jimmy meets after he leaves home, both stuck in dead end jobs. He criticises them for not fighting against the system that put them there. The guy in the first verse looks after pigs, which is a reference to the story of the Prodigal Son, which suggests that Jimmy's rebuke is probably motivated by guilt at leaving his parents to go off on his own.