Lloyd Alexander said this quote

It is strange,' he said at last. 'I had longed to enter the world of men. Now I see it filled with sorrow, with cruelty and treachery, with those who would destroy all around them.' 'Yet, enter it you must,' Gwydion answered, 'for it is a destiny laid on each of us. True, you have seen these things. But there are equal parts of love and joy.