Transportation
Australia's First Filmed Traffic Accident, Circa 1905
Lesson: Always look both ways when egressing from the steam-biscuit factory.
Few lessons are more eternal than look both ways before crossing the street. It doesn't matter if you're an earbud-wearing Millennial stepping into a stream of hybrid cars, or a Clovis hunter walking into a stomping trail for mastodons, it never hurts to double-check you're not about to get smashed by something big and fast.