374 THE MONTESSORI METHOD
who expounds the physiological theory of emotions, is also the man who illustrates the psychological importance of religious " conscience." We cannot know the future of the progress of thought: here, for example, in the " Children's Houses " the triumph of discipline through the conquest of liberty and independence marks the foundation of the progress which the future will see in the matter of pedagogical methods. To me it offers the greatest hope for human redemption through education.
Perhaps, in the same way, through the conquest of liberty of thought and of conscience, we are making our way toward a great religious triumph. Experience will show, and the psychological observations made along this line in the " Children's Houses " will undoubtedly be of the greatest interest.
This book of methods compiled by one person alone, must be followed by many others. It is my hope that, starting from the individual study of the child educated with our method, other educators will set forth the results of their experiments. These are the pedagogical books which await us in the future.
From the practical side of the school, we have with our methods the advantage of being able to teach in one room, children of very different ages. In our " Children's Houses " we have little ones of two years and a half, who cannot as yet make use of the most simple of the sense exercises, and children of five and a half who because of their development might easily pass into the third elementary. Each one of them perfects himself through his own powers, and goes forward guided by that inner force which distinguishes him as an individual.
One great advantage of such a method is that it will make instruction in the rural schools easier, and will be