Guilt is a double-edged sword. It's entirely possible to have too much of it, where it becomes not only a detriment to your well-being but even, ironically, to

Guilt is a double-edged sword. It's entirely possible to have too much of it, where it becomes not only a detriment to your well-being but even, ironically, to that of the people around you. It sounds like her husband has this kind of guilt and that they've had a really mutually-beneficial relationship balancing each other out.