Imagine yourself in a situation where your son is approaching you seeking help with his assignment in physics class. As a great dad, you do your best and help him with the exercise. The next day he receives a high grade and everyone is happy. One week after he comes to you asking for help again, now with a different exercise, and obviously you help him again. This continues week after week, you learn physics and your son gains popularity with his teachers and jealous classmates. But, a question raises, is the high grade considered the desired result in the…