The quote reflects a sense of longing and emotional disconnect. The speaker grapples with feelings of rejection, asking why someone they care for does not reciprocate their feelings. This sense of unrequited love is intensified by the imagery of the sun, symbolizing warmth and vitality that the other person possesses but the speaker lacks.
The contrast between the distance of the physical sun and the warmth radiating from the person highlights the feeling of isolation. While the sun is far away, the individual described has an inner brightness, suggesting that they exude joy or love effortlessly. This disparity deepens the speaker's sense of inadequacy and emotional coldness.