^ Indeed. Even if they weren't malicious, a dying Cardassian might well simply be something they respond to with apathy rather than concern. They're not vicious or even aggressive but they haven't learned how to care
what happens to Cardassians. People like the real Darhe'el took that from them, which is perhaps an even greater loss than the lives taken.
Also, if anything, I find it realistic that the anti-Cardassian sentiment might take the more subtle form of "huh, there goes a gray-skin, he's bleeding out fast" rather than "die, spoonhead, die!" (with the obvious exception of the man who stabbed Marritza, who was
"die spoonhead, die!")...