meaning is realized, has the same meaning for all, and in its various phases affects all in substantially the same way. The history of mankind, in its various kinds and degrees of development, has the same content for all. The nature of mind in generic characteristics, and the universal truths that belong to the spiritual world, are the same for all. Mind has the same powers in all human beings. We all know, feel, and will; all persons acquire through attention, retain in memory under the same conditions, obey the same laws of association, reason, so far as rightly, from the same principles, act from motives. Men may be classed crudely according to the motives that will appeal to them. While there are infinite variations in details of men's natures, in power of insight, degree of development, methods of acquisition, predominant motives, in interests and tendencies, all persons in their growth obey the laws of human nature. Hence, we may argue that a science of education is possible; that it is possible to select studies with a view to their universal use in the primary development of the powers, and with the assurance of superior value as revealing to man his entire environment and the nature of his being.
Mere form, mere power, without content, mean nothing. Power is power through knowledge. The very world in which we are to use our power is the world which we must first understand in order to use it. The present is understood, not by the power to read history, but by what history contains. The laws of nature and deductions therefrom are not made available by mere power, but by the power which comes from the knowledge of them. Hence, the education which does not include something of
