This heartfelt statement conveys deep affection and appreciation within a relationship. It acknowledges that while the speaker may not express it daily, their love and regard for the person they're addressing are profound and significant.
The term "Darling" adds an endearing and affectionate tone to the message, making it even more special. It serves as a reminder of the closeness between the two individuals.
The phrase "You mean the world to me" is a powerful declaration of love and importance. It signifies that this person holds an incredibly special place in the speaker's heart, emphasizing the depth of their emotional connection and the significance of their presence in each other's lives.