Firstly, it conveys a sense of longing and one-sided affection. The speaker acknowledges that their thoughts are consumed by someone who may not reciprocate their feelings, which can be emotionally challenging.
Secondly, it hints at the desire for emotional detachment as a means of self-care. The speaker recognizes that dwelling on someone who isn't thinking about them can lead to unnecessary heartache, and they are considering the importance of redirecting their thoughts.
In essence, this statement highlights the complexity of unrequited love and the need for self-compassion. It serves as a reminder that sometimes it's necessary to prioritize our own emotional well-being by redirecting our thoughts away from those who do not reciprocate our feelings.