Big problem here if you do not find peace with her even before your marriage. Both of you have this thick headed character and comes the ego to win arguments. Love sometimes is blind. Its natural that love is sweet during courting times and chaotic after marriage. The answer is true love. However, for the better, there are thousand of prospective women out there with the same beauty and better character to be your life time partner. Make the better choice now rather than regret for the rest of you life.