They believe any old shit they are told.

Why do you feel the need to put so much effort into protecting your alleged all powerful deity? If they were that powerful they’d do it themselves. Seems to me your god either doesn’t exist or they’re a bit of a pussy who needs to hid behind mortals.

This is a way more vital question.

Christians lack critical thinking skills.

Non thinking sheep as mandated by their churches. They need to be told what to do. They need an authoritarian daddy.