Heaping glowing coals on another person's head is usually misunderstood and comes to nothing because the other person knows just as well that he is in the right and has also given some thought on his own part to heaping coals.
What we do is never understood, but always merely praised or blamed.
...at the bottom of all these noble races the beast of prey, the splendid blond beast, prowling about avidly in search of spoil and victory...
Whoever thought that he had understood something of me had merely construed something out of me, after his own image.
Every deep thinker is more afraid of being understood than of being misunderstood.