The hell knows what they are doing. >> people really are carrying a lot of abuse, so many things are deeply rooted. is ayahuasca a cure for this stuff? >> i think if you can dislodge that negative energy, if you can glimpse what you could be without it, you can go back home and work on getting rid of it. if you think you're just going to take joy juice and hey, dislodge it, you're nuts. five years of work to get rid of it, and still it can be unhealed. >> peter settled in iquitos in the 1990s when he witnessed the first wave of ayahuasca tourism. while he endorses psychedelic healing, he's wor...