The speaker reflects on a nostalgic moment shared with a lover, intertwined with the routine of questioning the significance of their encounter. This exchange, now habitual, delves into the essence of love and memory, suggesting that even in the twilight years of life, individuals cling to the cherished origins of their affections. The repetitive nature of the inquiry highlights the depth of emotion and the unspoken understanding that defines their relationship.

The lover's response, "Because I had to," serves as a poignant answer that encapsulates the necessity of love, despite the passage of time and the fog of sleep. It emphasizes that some bonds are so profound that they transcend the need for elaborate explanations. This simplicity reflects the timelessness of love, where the reasons may remain mysterious, yet the feelings are undeniably potent and real.