if something requires something else, then that something is likely to have many of that something else
change is when_one_thing_becomes_another_thing. goods is not tangible_thing. goods is tangible_thing. thing is not object. most_important_thing_have is not each_other. space is not what_between_else. change is not when_one_thing_becomes_another_thing. object is not thing. fault is not tangible_thing. everything is not one_thing.