Publisher Comments"A work of great dignity and erudition, showing rare familiarity with the data of history, theology, and economics. "---Philadelphia Evening Bulletin"The argument is interesting and stimulating . . . The book is well written and worth reading, and those who have any interest whatever in historical subjects should not overlook it. "---Providence Journal"The author has a simple and strong manner of stating facts and drawing conclusions, and his fascinating style makes the book not only readable, but very entertaining. "---Home Journal"It is particularly brilliant in its generalization concerning the modern employments of the race energy that once made war a profession and a necessity. "---Lincoln Evening News"The book is very suggestive; it presents a theory of history which must be reckoned with; and is remarkable for the skill with which the facts are selected. "---American Historical Review