Music plays a central role in the novel, acting as a universal language that transcends cultural barriers and the horrors of war. Corelli's mandolin becomes a symbol of hope and beauty amidst the destruction, bringing solace to both the Italians and the Greeks. It highlights the power of art to connect people on a deeper level, even in the most challenging circumstances.

The novel beautifully depicts the complexities of love that blossoms in the shadow of war. Pelagia's initial hatred for the invaders slowly transforms as she gets to know Corelli, and their love story unfolds against the backdrop of loss, betrayal, and uncertainty. The novel explores the sacrifices war demands, the emotional toll it takes, and the enduring power of love even in the face of such adversity.

Despite facing unimaginable hardship and loss, the characters in 'Captain Corelli's Mandolin' demonstrate remarkable resilience and the strength to rebuild their lives. The novel highlights the indomitable spirit of the Greek people, their unwavering courage, and their ability to find hope and joy even in the darkest of times.