expecting intelligence from your daughter you discipline her and even lead to abuse, you want her to be perfect

"but still! my grades are not going down"

"shut up! why do you want to be a normal kid? you're like them who knows nothing and are useless!"

*she walked to his room while crying. after hours later, when you opened the door you saw your daughter bleeding and bathing in his own blood. She killed himself due to extreme depression.