Narcissus is a primordial illustration not on the sexual but on the cosmic level, commenting that ‘the world is an immense Narcissus in the act of contemplating itself’, so Narcissus becomes a symbol of this, self-contemplative, introverted, and self-sufficient attitude.
Narcissus is not in love with himself. He is in love with his reflection. There is a major difference between one's True Self and reflected-self.
Narcissus is a figure who does not fall in love with his reflection because it is beautiful, but because it is his.
Narcissus is not one who falls in love with his reflection because it is beautiful, but because it is his. If it were his beauty that enthralled him, he would be set free in a few years by its fading.