In "The Return of the King," a pivotal moment captures Frodo's determination as he faces overwhelming challenges. His declaration, "I can manage," reflects his resolve to persevere despite the immense burden he carries. This mindset reveals Frodo's strength and the weight of responsibility placed upon him throughout his journey. It underscores the theme of personal sacrifice and the struggle against darkness.

Frodo's assertion, "I must," signifies his acceptance of fate and the necessity of his mission. It highlights the critical choice he makes to confront fear and uncertainty for the greater good. This determination encapsulates the essence of heroism in Tolkien's work, showing that true courage often involves moving forward even when the odds seem insurmountable.