The topic sentence states this main idea.
Amir feels unbearable shame for mistreating Hassan. Amir feels as though Assef has been diminished by his own darkness. They were both comparable characters who just chose opposite paths, which is reminiscent of the hero/villain narrative in the movies they loved to watch. To demonstrate how Amir is developing and becoming more self-aware, Hosseini shares this dream.
Answer:
The answer to this is by putting the characters in an non-realistic and non-believable setting.
Abstract nouns are more so ideas than objects thinks like joy, freedom, anger, hope ect... concrete nouns are physical objects like cups, pens, flowers, and... shoes.