The rules of right of way make sense.
A maneuverable motor boat yields to a sailboat because it can more easily recover from the turn.
A bicyclist going downhill yields to one struggling uphill, because he can get back up to speed more quickly.
The senior partner invests a little bit of time helping the junior one, because no one else has the skills to do so, not because reciprocation is the goal.
Asymmetrical trades are what makes a society work.
Yield has two meanings, and one leads to the other.