There are plenty of stories of model citizens going bad. Businessmen trying to prop up their company by all means, including criminal ones, or respected citizens kill their spouses. I think Bernie Madoff was a serious and successful businessman before he started his scam.
I think the personality you see in others depends highly on the situation. Shy people may become extroverted under right circumstances, or stingy people generous.
I think the personality you see in others depends highly on the situation. Shy people may become extroverted under right circumstances, or stingy people generous.