 Sutherland had long brooded over this book and was greatly pleased at receiving the commendation of some of the leaders of philosophic thought in England.Generally the book was well received both in Europe and the United States.With his brother, George Sutherland, he wrote a short "History of Australia", which attained a sale of 120,000 copies, and he collaborated with Henry Gyles Turner in a useful volume, "The Development of Australian Literature" (1898).