What did Abdul Kalam's father use to avoid?

Kalam's family was not an affluent one, his father used to avoid all inessential comforts and luxuries. He was given everything he needed. However, all necessities were provided for, in terms of food, medicine or clothing in his childhood.

in at least 150 words, discuss the tone of the narrator in "i stand here ironing," and explain how it impacts the telling of the story