The intention to act violently is accompanied by strong feelings of physical distress. To counter these, the subject has to switch to a diametrically opposed attitude.
13 seconds sound clip from the A Clockwork Orange movie soundboard.
You can hear this line at 01:26:38 in the Blu-ray version of the movie.
Quote context
[...]
- No, sir. I feel really great, sir.
- Was it all right, sir? Did I do well, sir?
- Fine, my boy. Absolutely fine.
- Choice. The boy has no real choice, has he?
- The fear of physical pain drove him to that grotesque act of self-abasement.
- Its insincerity was clearly to be seen.
[...]