Can you really save a marriage if only one wants to?
If a marriage involved only one person; one person could save it. By its very definition, marriage is a bond between two people. Therefore, if one leaves the bonds, the marriage is over, no matter how much the remaining spouse wants their marriage to continue.
Is it worth staying in a loveless marriage?
When there are more pros than cons, you can stay in this marriage because there is something worth fighting for. But when there are more cons than pros, you no longer love your partner and don't feel inclined toward working together to resolve your differences, leaving may be the better option.
Should you stay in a marriage if you are unhappy?
A 2002 study found that two-thirds of unhappy adults who stayed together were happy five years later. They also found that those who divorced were no happier, on average, than those who stayed together. In other words, most people who are unhappily married—or cohabiting—end up happy if they stick at it.