I remember the audio cassette dramas, I used to listen to over and over again, such as "beware of loosing faith by drawing away from Jehovah. " Some scary stuff used in there to instill obedience. And now they have short video clips for our young ones still getting them to feel the fear that Jehovah will not be pleased with them for breaking some recently made up GB rules.
Pictures in the publications and words depicted to the mind are not subtle either as even old timers can vividly recal gruesome dipictions of prophecies applied to those not within the fold, from old publications like "From Paradise lost" one brother close to 60 years old commented that it gave him the shudders.
Fear + guilt = religion