I can't explain my experiences on drugs or alcohol, since I use neither.
Were these 'visits' from identifiable dead persons or just chemical hallucinations?
I have googled info about the pineal gland (centre of the brain) and lo and behold -
Descartes believed in the concept of a 'soul'
Descartes and the Pineal Gland (Stanford Encyclopedia of Philosophy)
Some of his beliefs were wild by even my standards

, so for Gordon to quote him is rather ironic.
