You're not a teacher but you "personally know a few folks who do it." You're not a teacher but you know that "The principals & VPs know full well what the teacher is doing, but don't feel compelled to discipline the teacher." Making your declarative statements is as you said "is as easy as lying."  Obviously lying does come easily for you.
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You reveal the shallowness of your life experience when you say " That kind of behavior is common in large organizations, by the way."  In reality employees who defraud their employers are fired for cause and their personnel files are marked as appropriately..  
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Rhetorically speaking spitballs like lies come in many forms, but all are reprehensible.