Includes bibliographical references (p. [195]-201).

What makes something Christian? : when does a Christian leave the edge of light and enter the world of darkness? -- The difference in meanings and forms : how and why are many decisions in Christian ministry based on preference and culture instead of biblical truth? -- Boundaries of practice : what is the perimeter between true evangelism and non-biblical evangelism? -- Church : what functions must be present for a church to be an authentic New Testament church? -- Worship : what worship magnifies God, and what worship does not? -- Music : even among Christian youth, there's disagreement about this question : what makes music Christian? -- Preaching : what makes a sermon biblically faithful? -- Evangelism : how does one properly communicate the message of Christianity? -- Christianity in a postmodern world : what happens when people go too far in doctrine, practice, and judgment? -- The perimeter of truth : what is truth, and how do Christians stand for truth in a postmodern world? -- Epilogue: The moving light.