“When people feel comfortable enough to let their emotions bare with the use of profanity, I’ve found the resulting atmosphere to be so much more relaxed and pleasurable.”

I completely agree. Swearing works for both frustration and emphasis. In the past I would hold back the cussin’, but now I’m much more comfortable swearing while at work and it feels good. Of course, it all depends on your work environment. When my interviewers were dropping the F-bomb in my job interview, I knew I was in the right place. Oh and I also went out for a beer at 11AM :