before continuing , let us note once more that , to our knowledge , mary beth was the last really strong witch the family produced one can only speculate as to what she might have done with her powers if she had not been so family oriented , so thoroughly practical , and so utterly indifferent to vanity or notoriety of any kind as it was , everything that she did eventually served her family even her pursuit of pleasure expressed itself in the reunions which helped the family to identify itself and to maintain a strong image of itself in changing times .