The Comparative Method Applied to the Problem of the Native Endowment of Man

We can learn much about the mental activities of human adults without knowing the foundation of native endowment from which the adult mind evolves. But, so long as we lack such knowledge, much must remain obscure. And all parents, teachers, social workers, physicians, all who are concerned to guide the development of children, imperatively require the fullest possible understanding of the developmental processes and, therefore, the fullest possible knowledge of that which undergoes development, namely, the native basis of the mind.