There's an old saying that what you measure you can improve. My recommendation is that you schedule a quarterly date with your spouse to measure what's working and what's not working in your relationship.
There is remarkable power in telling your story. Director Heather Ross demonstrates this in her excellent film Girls on the Wall, which screened recently and will be seen on PBS stations in the coming months.
For anyone going through a divorce, there has to be a blinking light that switches on in your head reminding you that you will not make the best decision because of the stresses you're under and to proceed with caution.