I think this really boils down to self regulation. In some/most cases no one is forcing you to work 50+ hours a week. I remember a sign a coworker used to have

I think this really boils down to self regulation. In some/most cases no one is forcing you to work 50+ hours a week. I remember a sign a coworker used to have in his office. The gist is - are you happy? If so, keep doing what you're doing, if not, change something.