You always can - even if it means time between jobs. If your employer won't let you they are doing both themselves and you a disservice and you'd be best be far away from a leader that unwise.
Do floor managers in factories let their machines go to rack and ruin? No, they maintain them and leave is how you perform maintenance on humans.
"Do floor managers in factories let their machines go to rack and ruin?" From my experience developing software for and supporting users of machine tools, ...yes.
Most organizations designed by and made of humans are inefficient and ineffective.
If you always bail on (quit for managers, fire for subordinates) people who are fuck ups I feel like you'd have a hard time staying fed / keeping the lights on -- but maybe I'm just unlucky in my professional experience so far.
Do floor managers in factories let their machines go to rack and ruin? No, they maintain them and leave is how you perform maintenance on humans.