Psychedelic drugs are a hot topic right now. These controversial substances are showing promise as both psychiatric treatments and research tools in cognitive neuroscience. Even philosophers are getting in on the act, having recognised the relevance of psychedelic research to debates about selfhood, moral enhancement and existential meaning. A particularly intriguing fact is that psychedelics can induce forms of experience that subjects consistently describe as ‘spiritual’.
More here https://psyche.co/ideas/psychedelics-show-religion-isnt-the-only-route-to-spirituality
Know Thyself 