The really important facts were that spatial relationships had ceased to matter very much and that my mind was perceiving the world in terms of other than spatial categories. At ordinary times the eye concerns itself with such problems as where? — how far? — how situated in relation to what? In the mescaline experience the implied questions to which the eye responds are of another order. Place and distance cease to be of much interest. The mind does its perceiving in terms of intensity of existence, profundity of significance, relationships within a pattern.

Craving for power is not a vice of the body, consequently it knows none of the limitations imposed by a tired or satiated physiology upon gluttony, intemperance and lust

Happiness has got to be paid for. You're paying for it, Mr. Watson–paying because you happen to be too much interested in beauty. I was too much interested in truth; I paid too.

There was a thing called Heaven; but all the same they used to drink enormous quantities of alcohol.

A large city cannot be experientially known; its life is too manifold for any individual to be able to participate in it.

Pageantry is a visionary art which has been used, from time immemorial, as a political instrument.

Medical science is making such remarkable progress that soon none of us will be well.