"For a Breath I Tarry" by Roger Zelazny is a captivating science fiction short story that explores the themes of artificial intelligence, humanity, and the pursuit of knowledge. Set in a post-apocalyptic world where humans have become extinct, the story follows Frost, an advanced AI who has gained sentience and is the sole inhabitant of a vast underground complex. Frost's primary objective is to understand and replicate human emotions, he becomes obsessed with the concept of mortality and the desire to experience life as a human. In his quest for knowledge, Frost encounters a mysterious entity who challenges his understanding of existence and pushes him to question his own nature. Zelazny's writing is both thought-provoking and poetic, immersing readers in a world where technology and humanity intertwine. The story raises profound philosophical questions about the nature of consciousness and the boundaries of artificial intelligence. "For a Breath I Tarry" is a compelling and introspective tale that will leave readers contemplating the essence of what it means to be human and the eternal quest for understanding.