Social laws
From Deliberative Democracy Institiute Wiki
We compare ourselves to the social surrounding
it seems that the brain is tune to comparisons, not to absolute values. we also want to be equal, if not more then equal members in our group
Jealousy
if some of the members hare better position the we are, it will make us feel under threat. We may become jealous and try to tell our selves and others that they have cheated.