Does the fear of death cause irrational belief?
Sciencesaves,You ask significant questions. Any irrational belief is borne out of fear and fear out of ignorance. Any human being would benefit from giving the questions you pose ‘hard’ & open-minded consideration, continuously throughout one’s life span.I totally concur with your final query. We can, yet why don’t we? Acceptance of our ignorance and/or just plain inability to ‘know’ is a first step, being humble enough to learn-without-end would support overcoming irrational fear and beliefs stemming from.