...or maybe words matter because they shape the way we think. Most uses of crass words are lazy and nearly meaningless. 'F*** that!' only tells me you probably don't like something, but not why. I would say it's poor use of language and only useful for emotional emphasis... not for much actual communication, but that's just my opinion.
"Andrew Torba, you are a legend, sir. This is incredibly innovative and very important." - Dave Cullen