To my mind this is what shamanic training must really be, is mnemonic training. If you want to bring the stuff back you have to train yourself to bring it back.
Terence McKennaShamanism, on the other hand, is this world wide, since Paleolithic-times, tradition which says that you must make your own experience the center piece of any model of the world that you build.
Terence McKennaIt's my belief that one of the unconscious reasons which underlies the odd attitude of the establishment toward hallucinogens is the fact that they bring the mystery to the surface as an individual experience. In other words, you do not understand the psychedelic experience by getting a report from Time magazine or even the Economist. You only understand the psychedelic experience by having it.
Terence McKennaAnd that we cannot go to space with our feet in the mud. Nor can we in fact turn ourselves into an eco-sensitive hallucinogenic-based culture on Earth unless we fuse these dichotomous opposites. It is only in a coincidencia oppositorum, a union of opposites, that does not strive for closure, that we are going to find cultural sanity. And this is the thing that the entheogens, the hallucinogens, deliver with such clarity and regularity. They raise paradox to a level of intensity that no one can evade.
Terence McKenna