Echo (mythology) only grew. When Narcissus died, wasting away before his own reflection, consumed by a love that could not be, Echo mourned over his body. When Narcissus, looking one last time into the pool uttered, "Oh marvellous boy, I loved you in vain, farewell", Echo too chorused, "Farewell." Eventually, Echo, too, began to waste away. Her beauty faded, her skin shrivelled, and her bones turned to stone. Today, all that remains of Echo is the sound of her voice. The tale of "Daphnis and Chloe" is a 2nd-century romance by Greek author Longus. At one point in the novel, Daphnis and
Falling in love in love as one of projecting the anima or animus onto the other person, with all the potential for misunderstanding that can involve. Two chemical reactions associated with falling in love are increases in oxytocin and vasopressin; and Elisabeth Young-Bruehl has suggested that "when we fall in love we are falling into a stream of naturally occurring amphetamines running through the emotional centres of our very own brains". With regard to sociobiology, it is stressed that mate selection "cannot" be left to the head alone and must require complex neurochemical support. Critics of such Neo-Darwinism point out that over-simplistic physical