more mental work should be required than will enable the girl to enter
college at eighteen. And eighteen years of age is as young as any girl
should be allowed to go to college; after this age the mind is more
matured and acquires knowledge more easily than before, while the
development of the body is less rapid. The physical system has become
more stable. The literature indulged in by girls under eighteen years
of age should be most carefully selected.

The Effect of the Study of the Scientific Branches.-- A knowledge of
the laws of nature is essential to health; hence the necessity for the
study of the natural sciences-- anatomy, physiology, chemistry,
physics, and zoology. Aside from the intrinsic value of this
knowledge, it is almost universally conceded that these studies
develop the judgment; and no one will have the temerity to deny that a
lack of judgment must undermine the health as well as the success and
happiness of the individual.

Industrial Education.-- When it is considered how intimate are the
relations between the physical and the psychic states, and how often
the psychic condition leads to actual disease, and that often of the
most incurable type, it needs no demonstration that a mental
occupation which will take the woman out of herself is a physical
necessity. Therefore when the girl has reached the subjective limit of
her intellectual education,-- that is, when she has reached the limit
of her capacity or taste,-- it is essential to her physical well-being
that she should turn her attention to some industrial occupation. This
may be housekeeping or any other occupation for which she has taste or
talent. A healthy mental occupation is an absolute necessity to
prevent the individual from becoming self-centered. And to become
self-centered is the first step on the certain road to chronic