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SEX IN EDUCATION.

intimate and essential sympathy between the brain, as a mental organ, and other organs of the body. The change of character at this period is not by any means limited to the appearance of the sexual feelings , and their sympathetic ideas, hut, when traced to its ulti­mate reach, will he found to extend to the highest feelings of mankind, social, moral, and even religious. * He points out the fact that it is very easy by improper training and forced work, during this susceptible period, to turn a physiological into a pathological state. The great mental revolution which occurs at puberty may go beyond its physio­logical limits in some instances, and become pathological. The time of this mental revolution is at best a trying period for youth. The monthly activity of the ovaries, which marks the advent of puberty in women, has a notable effect upon the mind and body; wherefore it may become an important cause of mental and physical derangement. |

* Body and Mind. By Henry Maudsley, M.D. Lond. p. 31.

t Op. cit., p. 87.