Why Marry? is a comedy, which "tells the truth about marriage". We find a family in the throes of proving the morality of marriage to a New Age Woman. Can the family defend marriage to this self-supporting girl? Will she be convinced that marriage is the ultimate sacredness of a relationship or will she hold to her perception that marriage is the basis of separating two lovers."Why Marry?" won the first Pulitzer Prize for Drama.

The Autobiography of a Slander exposes the consequences of reckless words or, even worse, intentionally disparaging words. In this moral tale, told from the point of view of "the slander", Edna Lyall (pseudonym used by Ada Ellen Bayley) reveals her ideals and goals in life and relationships.

This history of Western philosophy, published in 1920, explores the ways mankind has explained the natural world during the last few centuries, whether by spiritual interpretation or through advances in science. From the Preface: "The chapters which follow are not intended as even a slight sketch of the history of Thought since the Renaissance. Their object is more modest, i.e. to illustrate the thesis that mankind, being 'incurably religious,' insists (however hopeless the enterprise may sometimes seem) upon interpreting the universe spiritually."