1. The workers who gets a promotion, the student whose grades improve, the foreigner who learns a new language-all these are examples of people who have measurable results to show for there efforts.2. But, for a small group of students, professional training might be the way to go since well-developed skills, all other factors being equal, can be the difference between having a job and not.3. The way people hold to the belief that a fun-filled, pain free life equals happiness actually reduces their chances of ever attaining real happiness.