Certainly neo-Platonism, Plotinus and Porphyry and that school are psychedelic philosophers. Their idea of an ascending hierarchy of more and more rarefied states is a sophisticated presentation of the shamanic cosmology, which is the cosmology that one experientially discovers when they involve themselves with psychedelics.
Terence McKennaThe only frontier now left to exploit is not a frontier in space but a frontier in time. We steal the future from our children by plunging massively deeper and deeper into debt.
Terence McKennaI don't believe consciousness is generated in the brain any more than television programs are made inside my TV. The box is too small.
Terence McKennaMan was not put on this planet to toil in the mud. Or the god who put us on this planet to toil in the mud is no god I want to have any part of. It's some kind of gnostic demon. It's some kind of cannibalistic demiurge that should be thoroughly renounced and rejected.
Terence McKennaPsychedelics are illegal not because a loving government is concerned that you may jump out of a third story window. Psychedelics are illegal because they dissolve opinion structures and culturally laid down models of behaviour and information processing. They open you up to the possibility that everything you know is wrong.
Terence McKenna