Quite absurd, but to be expected I suppose. The last explanation was so confusing that very few JWs 'got' it.
What they have set in is a teaching that cannot die out over time. This teaching is now set and will not have to come up against the forces of time.
What they have set in is a teaching that cannot die out over time. This teaching is now set and will not have to come up against the forces of time.