In most of the Terminator movies, the Terminators are shown killing many people who come in their way, having no remorse. They also kill anybody who tries helping their target. So after terminating John Connor in Terminator Dark fate, how is "Carl" shown to have grown a affection towards humans? Even in T2-Judgement Day it was justified that the model had been reprogrammed and hence was able to have some emotions but how did "Carl" a machine who just killed a kid in cold blood suddenly grow affection for a woman he found randomly?