The Protagonists: The Lives of Sigmund Freud and C.S. Lewis -- The Creator: Is There an Intelligence Beyond the Universe? -- Conscience: Is There a Universal Moral Law? -- The Great Transition: Which Road to Reality? -- Happiness: What Is the Source of Our Greatest Enjoyment in Life? -- Sex: Is the Pursuit of Pleasure Our Only Purpose? -- Love: Is All Love Sublimated Sex? .