Bunyan begins by outlining the various causes of division among Christians, such as doctrinal differences, personal rivalries, and disagreements over matters of church governance. He then goes on to argue that such divisions are harmful to the Church and its mission, and that Christians must strive to live in peace and unity with one another.Bunyan offers a number of practical suggestions for achieving unity, such as avoiding harsh and divisive language, seeking common ground, and focusing on shared goals and beliefs. He also emphasizes the importance of humility and forgiveness, urging Christians to put aside their differences and work together in the service of God.