Muscles are in a most intimate and peculiar sense the organs of the will. They have built all the roads, cities and machines in the world, written all the books, spoken all the words, and, in fact done everything that man has accomplished with matter. Character might be a sense defined as a plexus of motor habits.
G. Stanley HallConstant 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.
G. Stanley HallMan is largely a creature of habit, and many of his activities are more or less automatic reflexes from the stimuli of his environment.
G. Stanley Hall