In the absence of good scientific data about the effects of artificial hallucinogens it's good to stick to the natural ones.

Inwardness is the characteristic feature of the vegetable rather than the animal approach to existence. The animals move, migrate and swarm, while plants hold fast. Plants live in a dimension characterised by solid state, the fixed and the enduring. If there is movement in the consciousness of plants then it must be the movement of spirit and attention in the domain of vegetal imagination. (...) This is the truth that the shamans have always known and practiced. Awareness of the green side of mind was called Veriditas by the twelfth century visionary Hildegard Von Bingen.

Because the planetary culture is becoming ever more closely knitted together all its parts are becoming co-dependent.

Basically, for me the psychedelic experience was the path to revelation. It actually worked on somebody who thought nothing would work.

Perhaps, you know, new laws, new domains of potential openness are occurring as the universe ages, and complexity previously disallowed is now possible, and we are that complexity. We are nature moving out of its genetic phase - a phase under the control of chemical genes, which are physical structures, in to an epigenetic phase, a phase of culture ruled by codes, transformable culturally confined codes - mathematics, religion, philosophy, art, dance, humor.

The thing that is so powerful about the psychedelics is that they perform on demand, which almost in principle you cannot expect of a mystical experience because that would be essentially man ordering God at man's whim, which is not how it's supposed to work.

We are living in a state of constant scientific revolution. There is not a single area that you can name that is now seen as it was seen a hundred years ago. Nothing is left of the world view of one hundred years ago.