Till philosophers are rulers, or rulers are philosophers,
there will be no end to the ills of states and of men

PLATO

THOMAS J. MORGAN, LL.D.
Ex-United States COMMISSIONER OF INDIAN AFFAIRS; Member of the National

COUNCIL OF EDUCATION; AUTHOR OF STUDIES IN PEDAGOGY,” ETC.

DEPARTMENT OF EDUCATION
LELAND STANFORD JUNIOR UNIVERSIT

NEW YORK .:: CINCINNATI ::: CHICAGO

AMERICAN BOOK COMPANY