"All We Shall Know" is a novel by author Donal Ryan that explores themes of motherhood, loss, and redemption. The story follows Mary as she navigates the complexities of her life after becoming pregnant by a much younger man. Set in rural Ireland, the narrative delves into her relationships with family and the community, revealing deep emotional struggles. The book is notable for its lyrical prose and rich character development. It examines the impact of secrets and the search for forgiveness, ultimately highlighting the resilience of the human spirit. Through Mary's journey, readers are invited to reflect on their own experiences of love and regret.