What is the primary theme of Hamlet's soliloquies?

The primary theme of Hamlet's soliloquies is the questioning of life and existence. Throughout the play, Hamlet grapples with profound philosophical inquiries that reflect his inner turmoil and uncertainty about the nature of life, death, and morality. His soliloquies, particularly the famous "To be or not to be" speech, delve into themes of mortality, the fear of the unknown, and the complexities of human experience. These moments of introspection reveal Hamlet's existential dread and deep contemplation of his circumstances, making the questioning of life and existence a central theme in his reflections. This exploration is crucial to understanding his character and the overarching narrative of the play, as it drives many of his decisions and actions.