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They likewise impart their thoughts to him by voice-sayings. This is an immediate conveyance of articulate sound to the auditory nerves, without producing the ordinary vibrations of air ; so that the communication is intelligibly lodged in the cavity of the ear, whilst the bystander is not sensible of any impression.

Even during sleep they contrive to annoy him with their dream-workings, which consist in the power they exert of forcing their phantoms and grotesque images on his languid intellect. These assassins hold in their possession puppets of uncouth shape, and of various descriptions ; by looking steadily at which they can throw the form into his brain, and thus render the perception more vivid to the dreamer ; and the crafty solicitude with which they glean his waking opinions on the mysteries which, during the night, have