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The possibilities of physiological improvement, of the better combination of existing psychical faculties, of the education of old faculties to new heights, and of the discovery of new faculties altogether—all this is no utopian silliness, but is bound to come about if science continues her current progress.

Take but one example. In the first half of last century, hypnotism, or mesmerism as it was then called, was in complete scientific disrepute. To-day, all the main claims of its founders have been verified, and many new facts unearthed. Every text-book on the subject will tell you that men may be made insensible to pain by hypnosis alone without any drug, many women even being delivered of children under its influence without suffering. Temperature can be changed, blisters raised, and many other processes not normally under the control of the will can similarly be affected. The mind can be raised to an abnormal sensitiveness, in which differences between objects that are completely unrecognizable in ordinary waking existence, such as those between the backs of two cards in a pack, may be easily distinguished.