Money stress does terrible things to even the best relationships. It doesn't even have to be abject poverty. Most of the people in the US would have a hard time dealing with an unexpected $500-1000 expense[0]. Which of course is a fantastically plausible outcome from almost any kind of medical issue -- nearly 2/3rds of bankruptcies are because of medical debt[1]. What choices do you make when your partner's difficulties make it so that you can't afford to eat? How long do you keep your kids in a situation where Famine stalks them, hollow-cheeked?

[0] https://www.bankrate.com/banking/savings/emergency-savings-r... [1] https://www.amjmed.com/article/S0002-93430900525-7/fulltext