When Two Become One is an ideal engagement and wedding gift. It is a self-help book that allows couples to know each other spiritually, mentally, emotionally and physically. It is also a wonderful tool for couples contemplating divorce. It is designed to allow couples to maintain their own dignity while solving their problems in their marriage. John and Barbara define emotions without being philosophical, describe challenges without being overbearing and offer solutions that have helped them to achieve a successful and happy 60 years together.