" I dream endlessly, my minstrel,' he said. 'I live in my dreams - they are the only thing this emptiness has not touched. Oh sometimes they are black and dreadful, nightmares from the pit. ... But most of them are wonderful, full of happiness and lost joy, and delight in making and being. Without my dreams, I should have gone mad long ago.'

'Ah,' Gwion said wryly, 'that is true of many men in this world. "

― Susan Cooper , Silver on the Tree (The Dark is Rising, #5)