Psychotherapy, which is treatment by the mental measures of psycho-analysis and re-education, is an established procedure in the scientific world to-day. Nervous disorders are now curable, as has been proved by the clinical results in scores of cases from civil life, under treatment by Freud, Janet, Prince, Sidis, DuBois, and others; and in thousands of cases of war neuroses as reported by Smith and Pear, Eder, MacCurdy, and other military observers. These army experts have shown that shell-shock in war is the same as nervousness in civil life and that both may be cured by psycho-analysis and...