In response to the tactile or pressure stimulus which I get while sleeping, various reactions are at my disposal. I can overlook it and discover only upon awakening that my leg has been uncovered or my arm under pressure; pathology shows the most numerous examples where powerfully acting sensory and motor stimuli of different sorts remain without effect during sleep. I can perceive a sensation during sleep through and through sleep, as it were, which happens as a rule with painful stimuli, but without weaving the pain into the texture of the dream; thirdly, I can awaken on account of the
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