Rigid thought patterns in Borderline Personality Disorder (BPD) are one of the central manifestations of all that Borderline Personality is and means in the lives of those who have been diagnosed with it. Loved ones and family members are often hurt and confused by these rigid thought patterns also. BPD Coach A.J. Mahari identifies three main reasons why people with BPD have such rigid thought patterns. These rigid thought patterns actually trap people in the active throes of BPD until and unless they get professional help to begin to learn how to think beyond the constricted magical thinking of a primitive concept of cause and effect. Primitive concepts of cause and effect that along with rigid thought patterns are at the center of The Legacy of Abandonment in BPD A legacy of abandonment that is the central cause of Rage in BPD.