Talking to a DB coach is a way of getting good suggestions and an incredibly positive go forward feelings.
A lasting commitment is not based on threats. A lasting commitment entails each other being emotional confidants. A lasting commitment is not based on fear. A lasting commitment is not based on being told what to do.
Somewhere along the line, you find you.
You are responsible for your personal happiness. Your spouse is responsible for his.
What do you need for a lasting commitment? You are worth it.
Be true to the good in you, to what is best about you. Be healthy in mind, body and spirit. The rest will follow.