"There is nothing very odd about lambs disliking birds of prey, but this is no reason for holding it against large birds of prey that they carry off lambs. And when the lambs whisper among themselves, 'These birds of prey are evil, and does this not give us a right to say that whatever of the opposite of a bird of prey must be good?', there is nothing intrinsically wrong with such an argument - though the birds of prey will look somewhat quizzically and say, 'We have nothing against these good lambs; in fact, we love them; nothing tastes better than a tender lamb."
This particular quote is a bit facetious, I think, because elsewhere Nietzsche is rather disgusted with slave morality as life-denying instead of life-affirming. But even if we disagree with some of Nietzsche's conclusions and characterizations (as fun as he can be to read and as insightful as some of his writings are, he was a bit nuts and some of his criticisms misplaced), we can certainly observe that ressentiment and envy cause people to invert the moral order within themselves, thus paving the way for their own self-destruction.
Not yet. There's not as much murder yet. There are certianly parallels though. Kafka-trapping is mainstream; if you deny a political charge brought against you, that denial is seen as further evidence of your guilt. If you deny you're an -ist, that 'proves' you're so thoroughly -ist that you can't even perceive it about yourself.
Remember, HR has never been your friend. Even in the purest form of HR uninfected with politics, HR exist to protect the company from the workers. But as you have observed, HR are now becoming political officers charged with enforcing correct political thought.
It makes it so very tough when Rand's writing could inform or elevate a topic. There's just no way to do so that won't inspire an attempt at a flame war. That said, this particular portion of Atlas Shrugged is perhaps the best illustration of what I referenced in my earlier post: