He is angry at his mother for not having normal children and making them live a normal life.
Quotes from Boyhood — J. M. Coetzee
Attribution
Quotes and notes from Wikiquote: J. M. Coetzee (page history), available under CC BY-SA 4.0.
Quotes and notes from Wikiquote: J. M. Coetzee (page history), available under CC BY-SA 4.0.