89:2.2
As the savage mind evolved to that point where it envisaged both good and bad spirits, and when the taboo received the solemn sanction of evolving religion, the stage was all set for the appearance of the new conception of sin. The idea of sin was universally established in the world before revealed religion ever made its entry. It was only by the concept of sin that natural death became logical to the primitive mind. Sin was the transgression of taboo, and death was the penalty of sin.