sharp doubters; so that what he now gives to the public is the matured result of the experience, the study, and the discussions, of years.
Much that is in these pages has, in one form or another, already seen the light, in the columns of The Sunday School Times, The National Sunday School Teacher, The Sunday School Workman, The Sunday School World, The Sunday School Journal, The Independent, The New York Observer, The Congregationalist, The Advance, and other religious papers. Much of it, however, is quite new; and all of it has been re-cast for this work.
That there is a place for such a volume, the writer has not a doubt. That this volume will fill that place, is his desire. It is for the readers to ascertain how far it meets their needs in the direction of its aim and endeavor.
PHILADELPHIA, September, 1884.