コノココロオヤシラズ
Meanings
Noun
1. parents do not know their children's motivations (and mistakenly assume they are inconsiderate)
Composed of
child; kid; (one's) child; offspring; young woman; young (animal); offshoot
mind; heart; spirit; the meaning of a phrase (riddle, etc.)
wisdom tooth; not knowing who one's birth parents are; person who does not know their birth parents