Does screen violence provide a window or a mirror? Is it an effect or a cause, an encouragement, a facilitation? Fairly representatively, I think, I happen to like screen violence while steadily execrating its real-life counterpart. Moreover, I can tell the difference between the two. One is happening, one is not.
Review of Hollywood vs. America by Michael Medved, p. 16 - The War Against Cliché: Essays and Reviews 1971-2000 (2001)