Well, my dear...it can become "either way " in this situation..For all "Situations" of this nature all have "details" and "factors" that come into it...If a "time frame, of lets just say, five years has gone by almost...and all those factors..including "stress on the mind, body, spirit..are constantly bein destroyed by the other mate, and situations around it..can put the "other spouse" into what I call a "Sheer Hell experience"...and when the "emotional, spiritual, mental...become damaged..there might not be "no turning back"...Ive "been there , done that"..In a marriage before this one Im in now"...and now I have to say that "both of the scenerios can happen either way"....Its just amatter of "defininitions of what and how deep the disagreements go..and the "hurt " that follows, and the "trust factors if been cheated on...and non supported"..for the five years..that Im using as an example..Things can build up..If one isnt "listening" to the other, and visa versa, and really "Hearing" eachother..and "Communication play a "HUUUUUUUGE role"...in all that also...and when that alone starts to Crumble in addition to all other...around..and "non supportive"..to eachother..then all h*** breaks loose..and its usually one ,, or the other..just "cant handle the "Issues at stake, because they go waaaay "deeper, than "outsiders can see...."..around them..Some can "accept and stay "married for the kids"..Im not one of them...It just makes the whole entire "family line unhappy", causing yet another Imbalance of "nature of the family"...and marriage...I wont do that to my children..But then Ive always been myself, and not like "others"..That is all I can say for now..For Im a loss of words..For This is one "Powerful Situation that can go both ways"..I wish you understanding..and Love this deep down question..It goes waaaaay deep...and I hope others can see this about this question also..You take care , hun, God Bless you..always..<KLYHugsU>'))