“A physical shortcoming could produce a kind of mental excess. The process, it seemed, was reversible. Mental excess could produce, for its own purposes, the voluntary blindness and deafness of deliberate solitude, the artificial impotence of asceticism.”

“A majority of young people seem to develop mental arteriosclerosis forty years before they get the physical kind. Another question: why do some people remain open and elastic into extreme old age, whereas others become rigid and unproductive before they're fifty?”

“The values, first of all, of individual freedom, based upon the facts of human diversity and genetic uniqueness; the values of charity and compassion, based upon the old familiar fact, lately rediscovered by modern psychiatry - the fact that, whatever their mental and physical diversity, love is as necessary to human beings as food and shelter; and finally the values of intelligence, without which love is impotent and freedom unattainable.”

“There will be, in the next generation or so, a pharmacological method of making people love their servitude, and producing dictatorship without tears, so to speak, producing a kind of painless concentration camp for entire societies, so that people will in fact have their liberties taken away from them, but will rather enjoy it, because they will be distracted from any desire to rebel by propaganda or brainwashing, or brainwashing enhanced by pharmacological methods. And this seems to be the final revolution”

“There will be in the next generation or so a pharmacological method of making people love their servitude and producing dictatorship without tears, so to speak, producing a kind of painless concentration camp for entire societies so that people will in fact have their liberties taken away from them but will rather enjoy it.”

“If we could sniff or swallow something that would, for five or six hours each day, abolish our solitude as individuals, atone us with our fellows in a glowing exaltation of affection and make life in all its aspects seem not only worth living, but divinely beautiful and significant, and if this heavenly, world-transfiguring drug were of such a kind that we could wake up next morning with a clear head and an undamaged constitution - then, it seems to me, all our problems (and not merely the one small problem of discovering a novel pleasure) would be wholly solved and earth would become paradise.”

“Your true traveler finds boredom rather agreeable than painful. It is the symbol of his liberty - his excessive freedom. He accepts his boredom, when it comes, not merely philosophically, but almost with pleasure.”