The religious show a propensity to ignore the normal mental functions that they usually employ in everyday life.
The arguments that they use to justify their position are arguments that they would never countenance in any other area of their lives.
The arguments they use to seek to persuade others to their way of thinking are utterly vacuous. They are certainly not arguments that they would accept.
Call it compartmentalisation, call it whatever.
“That which can be asserted without evidence, can be dismissed without evidence.” Christopher Hitchens