While there are many cases of trolls who say stupid, demeaning things, there are also cases where people respond with a completely different motivation.
If you would like to explore another perspective on the style of communication you call feeling shaming, please read this article.
I quote linguist Deborah Tannen, Ph.D. extensively, so if anyone is doing the mansplaining, it’s her, not me. Psychologist Dr. Robert Leahy is also quoted on the mistake people can make of minimizing their partner’s feelings.
Cheers.