if something has a positive impact on something else then that something causes that something else
sometimes_change is not good_thing. sometimes_change is good_thing. positiveness is amount. fairness is positive_character_trait. positiveness is not amount. change is when_one_thing_becomes_another_thing. fairness is not positive_character_trait. positive_outcome_of_undertaking is not success. all_things has impact_on_other_things positive_outcome_of_undertaking is success.