Constant muscular activity was natural for the child, and, therefore, the immense effort of the drillmaster teachers to make children sit still was harmful and useless.

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

Dancing is imperatively needed to give poise to the nerves, schooling to the emotions, strength to the will, and to harmonize the feelings and the intellect with the body that supports them

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

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

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

Adolescence as the time when an individual ‘recapitulates’ the savage stage of the race’s past.