I think I’d expect to find chapters like that even if the book was written by an adherent of the religion or of communism. If I’m right, that seems to somewhat point away from “if it’s true, we don’t feel the need to explain it”.
Possible complicating factors there are belief-in-belief effects, the knowledge that other people don’t believe the thing, and desire to evangelize.
I think I’d expect to find chapters like that even if the book was written by an adherent of the religion or of communism. If I’m right, that seems to somewhat point away from “if it’s true, we don’t feel the need to explain it”.
Possible complicating factors there are belief-in-belief effects, the knowledge that other people don’t believe the thing, and desire to evangelize.