Unsurprisingly, given the steady stream of information constantly pummeling the human brain, the tidbits that actually stick in your memory long-term aren't always what they should be. It's never the formula that calculates the area of a triangle; it's the absurd answer to an equally arcane question from a drunken game of Trivial Pursuit you played seven years ago. No, of course you can't remember the name of the first capital of Egypt despite once writing it on a blank map — but what self-respecting proponent of self-care could possibly forget that Cleopatra supposedly bathed in donkey milk on the regular to maintain her smooth, clear complexion?