They know it's hard to sustain an anti-democratic ethos in a democracy. They realize they've degenerated into pro-am levels of whining and squabbling. So they curse their opponents.
Liberals envision themselves as such proponents of the arts. Their "F*ck Tea" project certainly illustrates that they're anything but artful. Here's another example of why the @ss is such a perfect moniker for progressives.
Swearing is the latest trend in the arts — shock value and vulgarity are fashionable to the Democrats — basically, the personality of an unflushed toilet.