The Genii of the hundred-league boots remain not only inaccessible but invisible.
"America To-day, Observations and Reflections"
William Archer
We seem, in fact, to have arrived at a point in our long investigations where we can postulate scientifically, on the showing of the data of psychical research, the existence of such invisible intelligences as gods, Genii, daemons, all kinds of true fairies, and disembodied men.
"The Fairy-Faith in Celtic Countries"
W. Y. Evans Wentz
Under the stress of war, this process of credit inflation has been growing like the Genii let out of the bottle.
"The Book of Life: Vol. I Mind and Body; Vol. II Love and Society"
Upton Sinclair