Earlier quoted context omitted.
> but the vulgarity dilutes the weight of the message Actually vulgarity was invented (and has historically been used) to improve the weight of such messages. It works too: "Writing in the journal Social Psychological and Personality Science a team of researchers from the Netherlands, the UK, the USA and Hong Kong report that people who use profanity are less likely to be associated with lying and deception." [1] Can…
Vulgarity was is descended from the inappropriate use of existing sacred words. It evolved into a comparative tone device. But it was always a cheap trick (just like the magic words it corrupted). ... That report doesn't say what you want it to. "Honesty" is not necessarily reality. Someone who is moved to high expressiveness is plausibly sincere , but they are not necessarily rational, reasonable, or correct. Appeal…
No, that's a puritan misconception.
Not only is a powerful (and culturally significant) method (as opposed to some mere trick), it also has evolutionary and psysiological benefits.
Among tons of other things:
https://en.wikipedia.org/wiki/Hypoalgesic_effect_of_swearing