[540 words] The gospel is the power of God unto salvation. Man’s true hope of going to heaven through Jesus is revealed in the gospel. Yet there are some things the gospel cannot do. The gospel cannot save a person who is determined to live in rebellion against God. The gospel has the power to make believers and save obedient believers (Romans 1:16–17), but it cannot save those who will not repent of their past sins and submit to God’s word. The gospel cannot help a troubled marriage as long as both spouses refuse to hear and heed what the gospel says. The New Testament has specific, helpful instructions for every wife and every husband (Ephesians 5:22–33). When such teaching is carried out properly, marriages will not only survive, they will also bloom. But as long as neither spouse is willing to do things God’s way, the gospel cannot help…