My pastor said the Bible says "not to be yoked to a drunkard"...... so God doesn't want us unhappy....to thine own self be true....and you aren't the one not upholding the marriage....Dr. Phil says substance abuse is a dealbreaker....he and his wife have it in their families / they are both adult children......so am I ......took 10 yrs.of it......had to let go or be dragged......