solo una mentira que no se avergonzara de sí misma conseguiría tener éxito. - Isaac Asimov

Speech, originally, was the device whereby Man learned, imperfectly, to transmit the thoughts and emotions of his mind. By setting up arbitrary sounds and combinations of sounds to represent certain mental nuances, he developed a method of communication — but one which in its clumsiness and thick-thumbed inadequacy degenerated all the delicacy of the mind into gross and guttural signaling. — Down — down — the results can be followed; and all the suffering that humanity ever knew can be traced to the one fact that no man in the history of the Galaxy, until Hari Seldon, and very few men thereafter, could really understand one another. Every human being lived behind an impenetrable wall of choking mist within which no other but he existed. Occasionally there were the dim signals from deep within the cavern in which another man was located — so that each might grope toward the other. Yet because they did not know one another, and could not understand one another, and dared not trust one another, and felt from infancy the terrors and insecurity of that ultimate isolation — there was the hunted fear of man for man, the savage rapacity of man toward man. Feet, for tens of thousands of years, had clogged and shuffled in the mud — and held down the minds which, for an equal time, had been fit for the companionship of the stars.

rabino Loew de la Praga del siglo XVI. Se supone que formó un ser humano artificial — un robot — partiendo del barro, de la misma forma que Dios formó a Adán del barro. Un objeto de barro, por mucho que se parezca a un ser humano, es «una sustancia informe» (la palabra hebrea es «golem»),

Often, this has only meant a change in tyranny. In other words, one ruling class is replaced by another — sometimes by one that is more efficient and therefore still more capable of maintaining itself — while the poor and downtrodden remain poor and downtrodden or become even worse off.