Let me enhance your knowledge.
You link to three stories, but so far as I can see only the first of them is actually anything like an example of what we were talking about. Still, that's one more than I knew of, so thank you.
The way many students at Yale responded to Christakis is shocking, for sure. But, again, this is a long long long way from the Cultural Revolution. She didn't lose her life or even her job. And this is an unusually extreme case.
Karl Marx
I knew where the quotation comes from, and what it refers to, and what it means, as you could have worked out:
Nor does it bear anything like the same resemblance to the Cultural Revolution as Louis Napoleon's assumption of power did to his uncle's.
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
Notes for future OT posters:
1. Please add the 'open_thread' tag.
2. Check if there is an active Open Thread before posting a new one. (Immediately before; refresh the list-of-threads page before posting.)
3. Open Threads should be posted in Discussion, and not Main.
4. Open Threads should start on Monday, and end on Sunday.