> The latter is still a deeply held belief

and I need to kill the <undesirable group> isn't sincerely held?

I think you have to believe pretty sincerely to be radicalized to the point of committing murder.

> Regardless of how we feel about it, everyone has the right to feel love or hate or superiority.

Why? I was perfectly happy living in a society where that was not the case. Where freedom of expression is guaranteed, rather than absolute freedom of speech. It's not flawless, but it's better than nazis murdering people all the damn time.