Insomnia and Nerve Strain

support of this he instances the wildly beating heart, pallid face, motor unrest, and dilated pupils of a man to whom a revolver is shown, and concludes that the emotion is the cognition of the visceral changes. Yet it is not difficult to imagine conditions under which all these phenomena might be artificially produced, and yet not, we feel sure produced fear; and micturition and defecation might be added to them with no more emotional result. Conversely fear may be present with little visceral change as evidence of it. The writer has fallen