That famous corgi smile appears about twenty minutes into a good walk. Before that there is plotting; after it there is bliss. A herding dog with nothing to herd will herd the children, the cat, or your slippers — employment prevents all three.
Tired does not mean exhausted. It means the body has moved, the nose has worked and the brain has solved one small problem, like where the biscuit went in the snuffle mat.
