Abundance and vigor of automatic movements are desirable, and even a considerable degree of restlessness is a good sign in young children.

Civilization is so hard on the body that some have called it a disease, despite the arts that keep puny bodies alive to a greater average age, and our greater protection from contagious and germ diseases.

Adolescence is when the very worst and best impulses in the human soul struggle against each other for possession.

Of all work-schools, a good farm is probably the best for motor development.

This splendid subject [mathematics], queen of all exact sciences, and the ideal and norm of all careful thinking.

Muscles are in a most intimate and peculiar sense the organs of the will.

Daily contact with some teachers is itself all-sided ethical education for the child without a spoken precept. Here, too, the real advantage of male over female teachers,especially for boys, is seen in their superior physical strength,which often, if highly estimated, gives real dignity and commands real respect, and especially in the unquestionably greater uniformity of their moods and their discipline.