This is where I think the psychedelics come in because they are anticipations of the future. They seem to channel information that is not strictly governed by the laws of normal causality. So that there really is a prophetic dimension, a glimpse of the potential of the far centuries of the future through these compounds.
Terence McKennaA global society is coming into being, a global society that is made out of information that was not intended to be ours, but is ours, by the mistaken invention of computers and the printing press, information is power, and information has spilled by the clumsy hands of the dominator culture so that the information is everywhere, never before has the situation been so fluid, we might be able to finally have a crack at this
Terence McKennaIt puts people who are into this psychedelic thing in an entirely different stance from all other spiritual seekers, because all other spiritual seekers are furiously seeking. Psychedelic people are holding it back with all their power, because they are in the presence of the mystery. And then the trick is to get a spigot on it so that it can be turned on and off rather than coming at you like a tidal wave a mile high and twenty miles wide.
Terence McKennaPatanjali specifically says that there are three paths to the goal of yoga. And they are, control of the breath, control of posture, and light-filled herbs. It says it right there. Stanza 6 of the Yoga Sutras of Patanjali.
Terence McKenna