Staying in an abusive marriage—physically, sexually, mentally, or financially—is risky. Same if your spouse abuses your kids. Abusive partners need to seek aid, like addicts. “Any kind of abuse, in my mind, is a reason to separate from a partner simply because oftentimes the abusive partner, and perhaps even the other partner, needs to do some kind of work that can’t be done while the couple is together
Addiction—whether to drugs or gambling—can strain a relationship, especially if the addict rejects treatment. “If somebody’s an alcoholic or a drug addict and you’ve done your best to try and get this person to not be an addict, there might come a time when you say I’m not willing to fight the battle with you
If your partner refuses to quit their affair partner or help repair the relationship, it may be time to divorce. I think affairs can be healed, but the person has to be ready to end the other relationship and not really be in touch with the person.
Communication is essential. Professional therapy can fix relationship issues. “Getting help like this can really allow couples to sort out some of their issues and, perhaps more importantly, teaches couples the skills they need to communicate more effectively and provides a safe space for honest communication.
Like communication, intimacy—physical or emotional—can improve with time and professional aid. However, if professional aid fails to improve intimacy, you may want to divorce. Intimacy matters
Resolving a marital issue needs both partners. “It’s not one-sided. One can't work on it and the other doesn't. That indicates a failed partnership. Vilhauer says, "Effort must be equal." If your partner is ready to go to therapy, try to measure your relationship's progress.
A healthy partnership should always use "we" instead of "I" or "you." Logid says you "live two separate lives" when the word "we" vanishes. “There has to be a constant connection...that’s what we think about as a marriage.” When you no longer agree on essential things like a shared life plan, having kids, where to live, or career paths, this is also a factor.
If your partner doesn't regard you or you can't respect them, your marriage may be in trouble. “Why would you want to be treated badly and disrespected your whole life?