All too many caregivers judge themselves without mercy - all we see are our mistakes. But if we're going to judge ourselves (and I don't recommend that we do), let's at least judge ourselves fairly. That means if we berate ourselves for our performance record ...then we need to also judge ourselves by our attendance record - which is flawless. We keep showing up.
Now, once we've established that "showing up" has value, let's see if we can't work on showing up without feeling miserable.