Aside from cheating, what behavior from your partner could you not tolerate to the point of wanting a divorce?

Maybe it's an egregious lie that affects you deeply? Maybe it's a lack of sexual activity?

So what non-cheating thing would it take for you to want a divorce or at least get counseling for?
Aside from cheating, what behavior from your partner could you not tolerate to the point of wanting a divorce?
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