Page:Labour and childhood.djvu/158

 us, but through it we move, and live, and have our being. Through it we move (because muscles, above all other tissues of the body, except nerves, exercise electric action). Through it we live, for what life is possible without electricity? And as for the human Brain itself, it not only exercises such action, it appears to offer the original of all conductors, coherers, multipliers, condensers, transmitters, and all other electrical apparatus whatsoever, and to make life of a higher kind possible through these. Long years have passed since Dubois Raymond began the serious study of the electric phenomena of nerves, muscles, and glands; long years have passed since he showed by experiment that the magnetic current can be deflected by the Will. And now, though large areas of the brain hold their secrets fast-locked, yet the middle or motor brain has yielded up its secret.