Excerpt from Principles of Teaching Some men need to apologize for living, and the preface of a book is frequently in the nature of an apology for its existence. Whether a book needs an apology or not, it is sometimes advantageous to a reader to know the author's point of view, and what he expects the book to accomplish. Of the five hundred thousand teachers in the United States, about one hundred thousand are teaching their first term of school this year. Of this one hundred thou sand, scarcely more than ten thousand have had any professional training, or have given to the subject of teaching any serious preliminary thought that could be called professional study. The professional aspect of the work must be presented to them after the work of teach 'ing has been entered upon. In the hope that it may contribute somewhat to the realization that there is a professional aspect of teaching, and a body of educational doctrine worth. While for a teacher to know, this volume is sent forth. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.