Witch-king/Sauron

Now kneel,' he ordered. As the Nazgul obeyed, Sauron removed the helmet and pulled back the black hood and gently ran his fingers through his servant's hair. 'When we parted, your hair used to be raven black, just like my kinsman Melian the maia had, now it's all grey, my love.' This time he used their mental connection to talk to the Witch-king. Knowing that his touch would deliver pleasure, he caressed the man's face. ' Poor boy, your skin is grey as well, do you know how many new lines have you gained? If you look in the mirror, you can barely recognise that young man that you used to be.' 'Am I ugly to your eye, Master?'