I don't think it's a bad thing to put the children's needs above our own. If it was all about me, I would be long gone, but I feel that my children are better off with both of us under one roof and we will be sharing those children FOREVER- graduations, weddings, grandchildren...
In my case as a Christian, when I was struggling really hard and wanted in the worst way to be out of my marriage, a verse of the Bible jumped off the page as if God was giving it to me as a personal message "He will turn the hearts of the parents to their children, and the hearts of the children to their parents; or else I will come and strike the land with total destruction.” Mal 4:6
Am I selfish because I crave a normal relationship and my wife to cleave unto her husband? Have you told your husband that if you didn't have kids that you would have left him? or is that a secret? or is he still constantly trying to win your approval?
Wives, submit to your own husbands, as to the Lord. For the husband is the head of the wife even as Christ is the head of the church, his body, and is himself its Savior. Now as the church submits to Christ, so also wives should submit in everything to their husbands
It is better to dwell in the wilderness, than with a contentious and an angry woman.
1 Corinthians 7:1-40 (this isn't really a scripture so it doesn't count..it's just peices of a bunch of verses)
Now concerning the matters about which you wrote: “It is good for a man not to have sexual relations with a woman.” But because of the temptation to sexual immorality, each man should have his own wife and each woman her own husband. The husband should give to his wife her conjugal rights, and likewise the wife to her husband. For the wife does not have authority over her own body, but the husband does. Likewise the husband does not have authority over his own body, but the wife does. Do not deprive one another, except perhaps by agreement for a limited time, that you may devote yourselves to prayer; but then come together again, so that Satan may not tempt you because of your lack of self-control. ...