So instead of beating himself up about what isn't working, he looks at it this way.
"You should congratulate yourself if you see problems in your painting, because you have caught the problem, it is no longer hiding, so you are half way to success already."
The same could be said of your writing.
Or your relationships.
Actually, it's a good lesson for life.
Thus endeth the lesson.
I could expound.
But I'm going to make oatmeal scones and tea instead.
And there is nothing you can do to stop me.