Answer:
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A lot of individuals in our society were brought up with different societal perspective, different family different values, and beliefs. If parent does not encourage and motivate their children for example to do better in life and succeed in all they do, what and who will motivate them.
If a child gets virtually everything he wanted while growing up, he would expect everything to always be the same during his adult life. If my parents never encouraged me in my early stages in life to do better and to stay focused in school, I might just find it hard to succeed in life.
Using Chris Langan as an example, he has worked in several blue-collar jobs and most likely will work like that for the rest of his life. With his intellectual capacity like that and given the opportunity, he may perhaps have been the next neurosurgeon or something even higher.