Every person now alive will eventually die. It is the hope, or belief of many that their souls, or at least some part of their consciousness or personality will survive in some sort of postmortem paradise. Yet some religions such as Islam exclude followers of other religions from entering their heaven, or paradise.

Islam, just as all other major world religions has been a force for unity and good for the many, many millions of followers. Nonetheless, the basic premise that the good will be rewarded, and the evil punished in some afterlife has been identical in all religions for more than 5,000 years.

The book, "Anesthesia & the Soul" discusses this point in some detail, as well as raising the question of whether people actually have an invisible and immaterial something like the religious concept of a soul as proposed by all religions ...