"Ilolaulu Jesus" is an exciting novel by the famous Swedish writer Matthias Salamnius. The book tells the story of a young girl who is desperately searching for answers to difficult questions about faith, the meaning of life, and her own identity. Due to the vicissitudes that she experiences, the heroine plunges into the world of religion, art and human relations. Salamnius skillfully weaves philosophical reflections and spiritual quests into a sophisticated storyline, which makes the book "Ilolaulu Jesus" amazingly interesting and impressive. This is a work that makes the reader think about deep questions of faith and self-discovery.