Henry S. Salt
W. R. Sorley
John Abercrombie
Durant Drake
J. Howard Moore
Walter Lippmann
George Grafton Wilson & George Fox Tucker
Alexander Bain
Cora May Williams
W. E. H. Lecky
John Dewey & James H. Tufts
Howard Williams
Jean de La Bruyère
Henry Sidgwick
Arthur Schopenhauer (tr. Arthur Brodrick Bullock)
G. E. Moore
Seneca (tr. Aubrey Stewart)
Seneca (tr. Roger L'Estrange)
Baldassare Castiglione (tr. Leonard Eckstein Opdycke)
Marcus Tullius Cicero
François de La Rochefoucauld
Immanuel Kant
John Dewey
