As specialists of apparent life, stars serve as superficial objects that people can identify with in order to compensate for the fragmented productive specialisations that they actually live.
I really don't look at comparing things that way because even in a 14-game season, there could be a running back who could have a lot more carries than other running backs.
Managing is like holding a dove in your hand. Squeeze too hard and you kill it, not hard enough and it flies away.