How to Change Your Mind: What the New Science of Psychedelics Teaches Us About Consciousness, Dying, Addiction, Depression, and Transcendence

by Michael Pollan

itself. Or maybe the lesson was more universal, something about plants themselves and how we underestimate them. My plant teacher, as I began to think of the vine, was trying to tell me something about itself and the green kingdom it represents, a kingdom that has always figured largely in my work and my imagination. That plants are intelligent I have believed for a long time—not necessarily in the way we think of intelligence, but in a way appropriate to themselves. We can do many things plants can’t, yet they can do all sorts of things we can’t—escaping from steel cages, for example, or eating sunlight. If you define intelligence as the ability to solve the novel problems reality throws at the living, plants surely have it. They also possess agency, an awareness of their environment, and a kind of subjectivity—a set of interests they pursue and so a point of view. But though these are all ideas I have long believed and am happy to defend, never before have I felt them to be true, to be as deeply rooted as I did after my psychedelic journeys. The un-cageable vine reminded me of that first psilocybin trip, when I felt the leaves