The realization that we are all basically the same human beings who seek happiness and try to avoid suffering is very helpful in developing a sense of brotherhood and sisterhood; a warm feeling of love and compassion for others.
The bible is not a blueprint for every day of your life, it is an inspiration not a blueprint. That requires that we listen to one another and get challenged and grow by living with difference within the body of the church.
The first thing that a person finds in life and the last to which he holds out his hand, and the most precious that he possess, even if he does not realize it, is family life.