He needs to seek help for his abuse.. The traits you spoke of are sad but common for survivors of sexual abuse as a child.. Ypur abandoment issues may having you holding on for no reason if he wont get help...Until he does this you will have a fragmented man and he will always flee or have walls up..
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Ephesians 6:13

Therefore put on the full armor of God, so that when the day of evil comes, you may be able to stand your ground, and after you have done everything, to stand.

Ephesians 5:25

Husbands, love your wives, just as Christ loved the church and gave himself up for her