What is the most psychologically damaging thing you can say to a child?

https://qr.ae/pYKJrfShe was 15 years old when it happened, and he left her for dead. This was in 1988, she didn’t have the emotional capacity to comprehend that trauma & when she realised that her menstrual cycle was very late, along with noticing other symptoms, she was terrified. Back then, you couldn’t just go have an abortion, and she nor my grandparents had that kind of money, it also being too late by that time to have done anything about it. And so I came into the world two weeks before her 16th birthday. My Nan basically raised me, however I knew that my mum was my mum and I yearned deeply for her to love me, to even like me and want me around. She became a drug addict, partied my whole childhood, would love me and take me out of school to go “party” with her and then randomly drop me off at family friends and family members homes, eventually putting me into the waiting net of a predator every second or third weekend so that she could go nightclubbing with his wife (her best friend). She’d brag about how I would smell every thing I was given before drinking it for fear of consuming alcohol, and would set up cups for me to show her friends how I knew the difference between alcoholic & non-alcoholic beverages. Like a 5 year old’s fear was something she could make a party trick out of. She went through cycles of resenting me. My Mother has told me she hates me more than she has ever said she loves me. I remember vividly how cold she looked as she staggered and drunkenly slurred to me “ You have his eyes. You look just like him.” The devastation and guttural ache of my upbringing has left me with a clinical diagnosis of a chronic and severe cluster B personality disorder, an adjustment disorder and anxiety. I do not know how to love nor be loved as I was not programmed to love. Learning how to has been and will continue to be a battle I must face every day. And I will have to wage war against myself for the rest of my life because of the immature psychological defence mechanisms I developed in order to trust what could not be trusted and depend o