Good intentions can't justify abuse, and I don't know of a better for a pattern of calling one's child "garbage": Once when I was young—maybe more than once—

Good intentions can't justify abuse, and I don't know of a better for a pattern of calling one's child "garbage": Once when I was young—maybe more than once—when I was extremely disrespectful to my mother, my father angrily called me "garbage" in our native Hokkien dialect. It worked really well.