" In Sandy’s case, milk, once associated with nurturing and nutrition, now became the stuff that spilled from her throat, that her mother “refused” as she lay dead. Silverware was now no longer something used to eat your food, but rather something that killed and maimed and horrified. And doorbells—well, that was what had started the whole thing: the ringing of the doorbell had announced the arrival of the killer. "

― Bruce D. Perry , The Boy Who Was Raised as a Dog: And Other Stories from a Child Psychiatrist's Notebook