It is so, so common. I see it every day. In one of my classes or with a private client—a human gives a cue to which a dog responds either incorrectly or not at all, and the human turns to me to exclaim, “They are so stubborn!” Let’s say that human is you, that you are a person that has uttered the words, “my dog is stubborn,” at some point in your dog’s life. And let’s even say you’re right—your dog is stubborn. Super stubborn. A stubborn SOB. I hear you. I hear you saying, “