Book excerpt: From the best-selling author of God Is a Verb, the classic spiritual retreat guide that enables anyone to create their own self-guided spiritual retreat at home. The ancient mystics looked to spiritual retreat as a way of cleansing the body and healing the soul. In Silence, Simplicity & Solitude, David A. Cooper traces the path of the mystics and the practice of spiritual retreat in all the major faith traditions, sharing the common techniques and practices of the retreat experience for beginner and advanced meditators alike. Cooper shows the way to the self-discovery and discipline of the spiritual retreat experience and clearly instructs how to create an effective, self-guided spiritual retreat in your own home. Silence, Simplicity & Solitude teaches that not only is silence a great healer, but that inner spiritual retreat can provide life-changing insight into deeper spiritual truths