Book M, Chap, N, Sees. 3, 6; Chap, Iv, Sees. 1, 2. H. C. King, Rational

Living, chap, x, sec. iv. J. Payot, Education of the Will, book iv, chap. iv. A. Bennett, The Human Machine, chaps, VI; Mental Efficiency, chap. ix. In Royce's Philosophy of Loyalty, Roosevelt's Strenuous Life, and Gannett's Blessed be Drudgery, we get valuable notes; and Carlyle has many, especially ID the latter chapters of Sartor Resartm.