Introduction: Be fruitful, multiply ... and fill all the earth -- Part I: To add, multiply or both? -- Metaphor : why 1943 was a very good year -- Lessons : takeaways from history -- Kingdoms in conflict : a battle we dare not lose -- The big question : will another church really help? -- Hope : this book will make you smile -- Part II: Inside the walls of our minds -- Leverage : multiplying yo…