>some could probably be called altruistic, but many could be called selfish This is a zero-sum mentality in a sense. There are deals that benefit both sides, s

>some could probably be called altruistic, but many could be called selfish This is a zero-sum mentality in a sense. There are deals that benefit both sides, so there is no sense in selfish/altruistic dichotomy. One can be both "selfish" and "good" by pursuing positive-sum deals.