According to Baumeister, human violence typically stems from one of four primary sources:
While it exists, true sadism (deriving pleasure from pain) is rare. It usually develops over time rather than being the initial motivation. Most people find their first act of violence distressing; sadism is a "learned taste" that occurs after the perpetrator has become desensitized. The Perspective Gap Evil: Inside Human Violence and Cruelty
A central theme of human cruelty is the "magnitude gap" between the victim and the perpetrator. To the victim, the act is a life-altering, monumental trauma with long-lasting effects. To the perpetrator, the act is often a minor detail, a justified reaction, or something they have already forgotten. This gap explains why "meaningful" apologies are so rare; the two parties are living in entirely different moral realities. The Fragility of Self-Control According to Baumeister, human violence typically stems from