What is the primary theme expressed in "Over the Rainbow"?

The primary theme of "Over the Rainbow" centers around longing for a distant place, which reflects a deep yearning for a better, more fulfilling existence beyond one’s current circumstances. The song captures a sense of hope and desire to escape to a place where dreams come true and troubles are left behind. This theme resonates with feelings of nostalgia and aspiration, where the concept of “somewhere over the rainbow” symbolizes an ideal state or a perfect world that exists outside of everyday struggles.

The focus on this longing is pivotal to the song's emotional core, providing a universal message that many people can relate to as they seek solace and comfort in dreams and the idea of a promised land. The other themes, while present in various interpretations of the song, do not encapsulate the profound sense of aspiration and yearning that is dominantly expressed in its lyrics.