Many species reciprocate, but only humans gossip, and much of what we gossip about is the vale of other people as partners for reciprocal relationships.
Jonathan HaidtDividing into teams doesn't necessarily mean denigrating others. Studies of groupishness have generally found that groups increase in-group love far more than they increase out-group hostility.
Jonathan HaidtThe psychological origins of love are in attachment to parents and sexual partners. We do not attach to ourselves; we do not seek security and fulfillment in ourselves.
Jonathan Haidt