The world which we perceive is a tiny fraction of the world which we can perceive, which is a tiny fraction of the perceivable world.

And so, these are the things, the exploration of which, the singing about of which, makes us human beings. The exploration of the universe of the unseen is the business of human beings.

I really think there is a very large distinction between synthetic and naturally occurring drugs. ... I think that these plants 'take people' as much as people take the plants. ... When you take one of these ancient, ancient hallucinogens you are locking in to the morphogenetic fields of all the people who ever took it.

The way I think of the psychedelics is, they are catalysts to the imagination.

What the psychedelics are for us as a species, rather than for each one of us as an individual, what they are for us as a species is an enzyme that catalyzes the language-making capacity.

There is an angel within the monkey struggling to get free, and this is what the historical crisis is all about.

I mean everybody knows there's something wrong with the world and if you read left wing politicians or deconstructionists or thoughtful historians they will offer thoughtful critiques of our situation. But the question is, you know, the Tolstoyian question; 'What is to be done?'