The spiritual teachings of many faith traditions can help you step beyond the limits of any one tradition to the reality that can't be named.

The fastest growing spiritual movement in the United States today is that of the religiously unaffiliated. These spiritual seekers make up 20 percent of the adult American population; they are the spiritual equivalent of political independents. Refusing to limit themselves to one religion or another, these seekers without borders are open to wisdom wherever it can be found.

This is a "bible" for this vast and growing social movement. It weaves sacred texts and teachings from the world's major religions—Christianity, Judaism, Islam, Hinduism, Buddhism and more—into a coherent exploration of the five core questions at the heart of every religion's search: