LSD is a unique and powerful tool for the exploration of the human mind and human nature. Psychedelic experiences mediate access to deep realms of th… - Stanislav Grof

LSD is a catalyst or amplifier of mental processes. If properly used it could become something like the microscope or telescope of psychiatry.

[B]y banning psychedelic research we have not only given up the study of an interesting drug or group of substances, but also abandoned one of the most promising approaches to the understanding of the human mind and consciousness.

All the cultures in human history except the Western industrial civilization have held holotropic states of consciousness in great esteem. They induced them whenever they wanted to connect to their deities,other dimensions of reality, and with the forces of nature. They also used them for diagnosing and healing, cultivation of extrasensory perception, and artistic inspiration. They spent much time and energy to develop safe and effective ways of inducing them.