The writer experiences fear of losing someone who has deeply impacted their life, even though the connection is intangible.The writer's fear is driven by the possibility of the person no longer needing them in the same way, questioning the meaning of their relationship.The writer desires to be a significant part of the person's journey and feels the ache of not having a physical presence to stay beside them.The article emphasizes the emotional impact of the connection and the writer's desire for meaning and permanence.