Answer
Sexual themes were a notable subject that Zinaida Gippius, a Russian poet, novelist, and critic, covertly explored in her literary works. She delved into this sensitive topic with subtlety and finesse, navigating the complexities of societal norms and censorship in her time. Gippius' exploration of sexual themes added a layer of depth and intrigue to her writings, making her a unique and influential figure in Russian literature.