You know that head thrown back, helpless and enraged look on Leo's face as his son is killed in front of him in Alejandro Gonzalez Inarritu's “The Revenant”? This one:

It felt familiar to me. It took a little thinking, and then I remembered. I don't know how I could ever forget. The rape scene in “A Clockwork Orange”:

Patricia and I saw “The Revenanat” yesterday, and it's much recommended for people who like this kind of thing—which seems to be fewer and fewer of us. But it's truly breathtaking and horrifying. It's not nature good/man bad; each have their horrors. Further reading here: David Thomson in Film Comment. 

I was exhausted after the screening yesterday. I was exhilirated but thought, “Glad I saw it but I don't want to sit through it again.” It's a day later and now I do. I've got my second wind. I'll be the one who returns.