Within the brain, ‘positive to us’ is related to ‘negative to them’. As any person, a speaker can go beyond. Us-Them is the basis of morality. [see: ‘In-Group Creates Out-Group?’] More concretely, the same hormones (oxytocin…) and related brain structures that aid in making an ‘us’ (think of a mother and her suckling baby) also Read the full article…