Give the furries, vampire-lovers and other assorted xenophiles a few generations to chase their dreams, and you’re going to start seeing groups with distinctly non-human psychology.
WHY HAVEN’T I READ THIS STORY?
Because you haven’t had time to read all the Orion’s Arm stories, probably. (Details)
This reminds me of Lojban, in which the constructs meaning “good” and “bad” encourage you to specify a metric. It is still possible to say that something is “worse” without providing any detail, but I suspect most Lojban speakers would remember to provide detail if there was a chance of confusion.