"Why doesn't he have the same effect on them that he has on me? Don't they see him?" is a quote from "Isla and the Happily Ever After" by Stephanie Perkins. It expresses the narrator's feelings of confusion and longing, highlighting how someone they care about deeply seems to have a different impact on others compared to them.
The quote reflects a sense of vulnerability and personal attachment, emphasizing how unique their connection feels. It suggests a desire for recognition and understanding from others that they might not be receiving, which adds emotional depth to the character's experience in the story.