Preface.- Chapter 1: Clarifications and Presuppositions.- Chapter 2: The Historical Framework: Enlightenment, Science, and the Difficulties with the Notion of God.- Chapter 3: Spirituality, Taboo, and the Opportunity for Science.- Chapter 4: Secular, Non-Dogmatic Spirituality.- Chapter 5: Distortions, Dangers, Further Considerations.- Chapter 6: Getting on with Enlightenment: The Necessity of a Secular Non-dogmatic Spirituality.