Totally agree. The beach landing is obviously very brutal, in your face, loud and chaotic, whereas the scene where he speaks softly, almost comforting his victim as he slowly eases the knife in to him is arguably the most disturbing and sinister.
American History X - Derek's journey from being a hardcore racist to having his eyes opened. The cause and effect for the ending.
Full metal jacket - Private Pyle in the head with the rifle. The most intense scene. I know what is coming every time I watch it but still grit my teeth with the...