As ubiquitous as the term now is, the words “trash talk” don’t have a long history. The phrase seems to go back to the early 1980s. But the behaviors those words describe go back a heck of a lot farther than that — and Rafi Kohan’s latest book tells the story of that history, and explains why the practice of leveling vicious insults at our rivals might not be all that bad.
UnDisciplined: Should we all trash talk a little bit more?

Rafi Kohan
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Trash Talk: The Only Book About Destroying Your Rivals That Isn't Total Garbage