The man of the future may, and even must, do things impossible in the past and acquire new motor variations not given by heredity.

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

Man is largely a creature of habit, and many of his activities are more or less automatic reflexes from the stimuli of his environment.

Every theory of love, from Plato down teaches that each individual loves in the other sex what he lacks in himself.

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

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

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.