I hugely enjoyed debating with Giles Fraser on whether you can be spiritual without being religious. The discussion is online here.

Roughly, I was advocating that spirituality comes before social action - it's a fruit, not a root - lest the Christian concern for justice become anxious, guilt-driven and deadening. Giles can't stand the word spirituality, though it seems plain to me that much of his appeal stems precisely from his spiritual vitality...