People do tend to underestimate some of these holy texts' ability to psychology coerce you into becoming a member, but that is one of the ways religion stays alive. It's no coincidence that the two reilgions that have the most number of followers utilize these abilities very well.
Even if the open windows of science at first make us shiver after the cozy indoor warmth of traditional humanizing myths, in the end the fresh air brings vigor, and the great spaces have a splendor of their own - Bertrand Russell