If you stub your toe or slam your finger in a door, there’s a good chance the first thing out of your mouth is a four-letter word. But although swearing is a near-universal feature of language, it is still considered taboo by many.
Olly Robertson is not one of them.
"It's something that we all share, and it is really magical," said Robertson, a psychology researcher at the University of Oxford. "It holds so much power over us as societies. It does something for us."
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