The knowledge of the realm of death makes it possible for the shaman to move freely back and forth and mediate these journeys for other people. – Stanislav Grof

The study of consciousness that can extend beyond the body is extremely important for the issue of survival, since it is this part of human personality that would be likely to survive death. – Stanislav Grof

Research challenges the materialistic understanding of death, according to which biological death represents the final end of existence and of all conscious activity. – Stanislav Grof