I would say the author uses irony in this passage that remembering his mother makes him not happy but miserable which may be the opposite of what is expected but he would rather suffer this than be happy in forgetting her as this latter feeling would be expected to make him sad.
You develop mature relationships with other by being trustful and respectful to the other person. Don't be jealous to what they have. Don't hold grudges on them. You should also give them privacy.
Explanation:
DONT CLICK ON THE OTHER LINK ANSWER ITS A VIRUS REPORT IT INSTEAD
