This link is evident not only in the art of construction—such as the building of structures—but also in engraving, carving, and mathematics. They inferred the existence of the doctrine of the soul's return in the creeds of those lands through the same methods as the Egyptians. It went as far as their practice of beating and torturing a girl so that she might die from the effects of that torment, which would then serve as her means to return in the form of a boy in the next life.

As for Brazil, the belief that the authority of death stops at the boundaries of the body—and its inability to affect that invisible part, which is the soul—is a doctrinal faith that sweeps through the convictions of a large percentage of the Brazilian population.

In the two books, The Mediums' Book and Heaven and Hell, authored by the Brazilian thinker Allan Kardec, there is a comprehensive explanation of the origins of this creed, its philosophical supports, and its material, real-life occurrences.

In the book On Reincarnation by Dr. Raouf Obeid, there are accounts copied literally from the Impact of Science on Society magazine issued by the UNESCO Press Center. These facts appeared in a research paper written by Jarbas George Marinho, Director of the Brazilian Institute for Psychical Research, in the form of an official report.