Pride is unreasonable self-esteem, generally accompanied by insolence and rude treatment of others. Love is characterized by genuine humility. Love does not behave itself unseemly. It encompasses all sorts of evil activity, bad manners, and brutal rudeness. Love doesn't deliberately seek to be offensive.
Love operates with determined politeness.
Love seeks not its own. The meaning is, love does not pursue its own interests. Love is not selfish. Ours is an age of woeful selfishness. Love thinks of others and seeks to serve.