"Niels Lyhne" is a novel written by the Danish author J.P. Jacobsen, published in 1880. The story follows the life of a young man named Niels Lyhne, who struggles with existential questions and the search for meaning in a world filled with uncertainty. The narrative explores themes of love, loss, and the challenges of growing up. The novel is notable for its lyrical prose and deep psychological insight, reflecting Jacobsen's own philosophical views. It is considered a significant work in Danish literature and has influenced various writers and thinkers in the realm of modernist literature.