People care so much about being "a good person" while also acknowledging corporate psychopathy and other "bad guys win" scenarios that are so normal to the human existence.
Meanwhile, if you ask an educator about their situation, I'm not sure they'd tick the box. The educators I know are fulfilled by their work, not their work environments.
That's not to say teachers don't have the feelings they might have, but it's a pretty privileged position to be in to expect your work to fulfill you in some deep way.
It's a great thing to have, but it's a privilege to have one. And it's privileged thinking to expect one.
Lots of kids have parents who work as hard or harder for less money and respect. Of course people can complain about the treatment of teachers. Just don't be surprised if short order cooks aren't particularly moved.