Originally Posted by Jellybeans
Have you spoken to him about how you feel? About how you're being affected by his lack of encouragement and sharing? About wanting to live lives together, not separately? Have you offered marriage counselling?
If so, start there.
If you decide int he end you don't want to be married after giving it your best shot, then consider a separation/divorce.
I have done all of the above. It used to be "I'll try harder" and it would last for a month. Then it was 3 weeks, then a week, now he just says it.