Engelbert Humperdinck's "Love Letters" is a beautiful love song that describes the power of love letters. The song explores how love letters keep two people who are separated close together. Humperdinck's point is that love letters keep him and his lover connected even when they can't be together physically. The song's opening lyrics: "Love letters straight from your heart, keep us so near while apart," set the tone for the rest of the song. Humperdinck conveys how these letters are capable of providing him with a sense of comfort and familiarity, even when they're not together.

Furthermore, the lyrics of "Love Letters" express how Humperdinck feels about the love letters he receives from his lover. The lyrics "I memorize every line, I kiss the name that you sign," tell us how much importance he places on these letters. For him, these letters are not just words on a piece of paper; they are the embodiment of his lover's feelings and thoughts. Every word in these love letters is a treasure for him. The song emphasizes the power of love letters and how they can have such a significant influence on someone's life.