The book "Doctor Tern" is a novel written by the English writer G. Ryder Haggard. This is a fascinating story about a doctor who feels a great responsibility for his patients and a great emotional concern for their suffering. The action takes place in colonial Africa, where the hero finds himself at the center of a series of conflicts and complex ethical dilemmas. The author successfully combines an adventure plot with a philosophical idea, the atmosphere of the book is filled with mystery and incomprehensible events that keep the reader in suspense until the very end. "Doctor Tern" is not only an exciting adventure, but also a deep understanding of humanitarian values and moral principles.