There is a logical fallacy that psychonauts tend to make called the Appeal to Tradition. Just as it sounds, this is when someone describes a particular method or system as superior because it is traditional. The truth, of course, is that a solution’s stature as a tradition has no bearing on its effectiveness. A tradition may be passed on for many generations and still remain fundamentally flawed. Even psychonauts with the best of intentions commit this logical error. Having come to deeply respect a particular entheogenic tradition — for instance, the Amazonian ayahuasca ceremony — they insist that it is sacred. They...