Thy Son Liveth: Message From A Soldier To His Mother (1919) - Hardcoverby Grace Duffie Boylan (Author) Thy Son Liveth: Message From A Soldier To His Mother is a book written by Grace Duffie Boylan and published in 1919. The book is a collection of letters and poems written by a soldier to his mother during World War I. The soldier, who remains anonymous, writes about his experiences in the war and his thoughts and feelings about his family and his country. The letters and poems are filled with emotion and provide a