MEMBER OF THE AMERICAN ACADEMY OF ARTS AND LETTERS
REVISED AND ENLARGED EDITION
NEW YORK
CHARLES SCRIBNER'S SONS
TO ALL THOSE MEMBERS OF COLUMBIA UNIVERSITY, PAST AND PRESENT, WHO HAVE AIDED IN MAKING IT A CENTRE OF ENLIGHTENMENT, OF PRODUCTIVE SCHOLARSHIP AND OF HUMAN SERVICE AND WHO IN SO DOING HAVE MADE PLAIN THE MEANING OF EDUCATION IN A DEMOCRACY