Quiet the MindModern society has made sitting still a near impossible task with its constant mantra of being connected. Our brains never get a break and the result can be increased stress, anxiety, insomnia and, if left unchecked, even depression. But there is something you can do. Matthew Johnstone's new book, a follow up to his bestselling Black Dog series, is a simple, accessible, step by step guide on how to meditate. Stripping back the mystical concepts that