That moment when someone casually drops the entire Standard Model Lagrangian equation in a conversation like it's no big deal. For the uninitiated, this monstrosity is basically the mathematical formula describing all known fundamental particles and forces in the universe (except gravity, because gravity's always gotta be difficult).
Physicists spend decades understanding this equation, and even they need to check their notes. It's the physics equivalent of someone reciting War and Peace from memory while everyone else is still struggling with "See Spot Run."
Next time someone tries to intimidate you with this equation, just nod knowingly and say, "Ah yes, but have you considered the implications for string theory?" Then walk away before they can respond.