After a karate class when I kept being aware of numerous mistakes (small and large) in my practice moves and my kata, and Sensei specifically corrected me on a couple of occasions (though, as usual, in a positive, encouraging fashion, but, still …), and I discovered that my high roundhouse kicks were perforce more like kicks to the hips than to the head, and I was the only white belt at the class (i.e., low man on the totem pole) … it was nice when oneof the black belts, as we left the rec center, told me that I was coming along nicely.
Now, if only I knew how to hem my gi, which legs are at least 2 inches too long …