> how does one define a 'mystical experience'? This seems to be the current approach used: Factor Analysis of the Mystical Experience Questionnaire: A Study o

> how does one define a 'mystical experience'? This seems to be the current approach used: Factor Analysis of the Mystical Experience Questionnaire: A Study of Experiences Occasioned by the Hallucinogen Psilocybin https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3539773/# https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3539773/# ...using these survey questions: APPENDIX - REVISED MYSTICAL EXPERIENCE QUESTIONNAIRE (MEQ; 30 ITEMS) https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3539773/bin/NIHMS409614-supplement-Supp_Appendix_S1.docx https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3539773/bin/NIH... This survey seems to be a variation of the above: https://www.ocf.berkeley.edu/~jfkihlstrom/ConsciousnessWeb/Psychedelics/States-of-Consciousness-Questionnaire-and-Pahnke.pdf https://www.ocf.berkeley.edu/~jfkihlstrom/ConsciousnessWeb/P... Some research into bad trips: The Challenging Experience Questionnaire: Characterization of challenging experiences with psilocybin mushrooms https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5549781/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5549781/ There's a surprisingly large body of proper scientific knowledge out there, despite the long-standing ban on conducting research. And depending on how open-minded one is, there is also a massive amount of anecdotal experiences from individuals, although these all suffer from not following a standard survey, among the other obvious problems one can easily imagine.