But if we do that, then we also have to classify the hyperinsensitive as genetically predisposed as well. Stimulus is logical. It has a cause and a result. If a child is provoked physically, psychologically or emotionally in a negative manner, there is going to be a reaction. Conformity, sociopathic or addictive, the diseased trifecta in our toxic society.
Addiction is an escape.
Chemical addictions that are a combo of psychological and biological are the most difficult to defeat. This is why not everyone can be held to the same standard and degree of success. Though, unfortunately, they are by the ignorant. Stimulus that results in addiction can take many forms. Physical and emotional abuse can program a brain to react with nerve impulses.