Book Report Boundaries: When To Say Yes, When To Say No To Take Control Of Your Life Dr. Henry Cloud and Dr. John Townsend, Zondervan Publishing House, Grand Rapids, Michigan, 1992 The authors present the book in three parts: What are Boundaries?, Boundary Conflicts, and Developing Healthy Boundaries. A boundary is a personal property line that we establish to define who we are, what we do, and for what we are responsible. Boundaries impact all areas of our lives: physical, mental, emotional, and spiritual. Physical boundaries help us determine who is allowed to touch us and when they may touch us. Mental boundaries help us know that we are free to think our own thoughts , have o