If you want to seem like a badass, honk your car horn all the time, no matter where you are or what time of night it is. How will people know how badass you are if they sleep through you driving by?

Sumo wrestlers may just look like fat guys in diapers pushing each other, but they're actually incredibly strong athletes that all devote their lives to the sumo lifestyle. Where they live, what they eat, and what they do is all heavily regimented. The goal of sumo wrestling is to either push the other guy out of the circle or knock him over, a classic "who's stronger" competition. It's recently come under fire for being almost laughably corrupt, making it just like every other major sport.

1976: The Apple Computer Company releases the Apple-1. We have no idea what it did, but we have iPhones now, so thanks Apple!