In today's world, it is evident that when children develop into adults, they will choose some jobs to follow and some of them who have special talents and hardworking manner select first-rate professionals such as doctors and engineers. In this case, a number of people perceive that these individuals ought to work in such a country that they used to be acquainted with their training courses, however, the rest of them are opposed to this argument to some extent. In the following, these controversial points of view will be somewhat explained.