If you still need reminding in 2015-sometimes people online lie. Or at the very least, are tragically misinformed. Luckily Mental Floss is here to set you straight before you embarrass yourself at a party with the “unbelievable facts” you learned on Twitter. Highlights include a reminder that your PIN backwards will not save you, and fortunately smoking will probably leave your nipples unscathed. So go ahead and re-educate yourself.
