You Learned About These 40 Historic Icons In Class – But Teachers Never Told You Their Odd Quirks

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History classes introduce us to a slew of important people, from politicians to inventors to artists. And, of course, many of these individuals have left indelible marks on our society, meaning their presence is often felt even in the 21st century. Yet sometimes these revered characters also had secrets or strange quirks that helped them work or get through the day – even Benjamin Franklin. Here are 40 of the weirdest habits practiced by historic icons.