Edward Bulwer-Lytton,
Vril: The Power of the Coming Race…
(1871)
“ Then turning to his daughter, he said, "And you, Zee, will not repeat to any one what the stranger has said, or may say, to me or to you, of a world other than our own." Zee rose and kissed her father on the temples, saying, with a smile, "A Gy's tongue is wanton, but love can fetter it fast. And if, my father, you fear lest a chance word from me or yourself could expose our community to danger, by a desire to explore a world beyond us, will not a wave of the 'vril,' properly impelled, wash even the memory of what we have heard the stranger say out of the tablets of the brain?" ”
