How 'OK' Took Over The World

By Gerard @presurfer

It crops up in our speech dozens of times every day, although it apparently means little. So how did the word 'OK' conquer the world? 'OK' is one of the most frequently used and recognised words in the world. It is also one of the oddest expressions ever invented. But this oddity may in large measure account for its popularity.
(via Look At This...)The Presurfer