Counterfactual thinking, which refers to a process of imagining alternative versions of actual events, appears to be a pervasive, perhaps even essential, feature of human consciousness.

• 反事实思维一旦产生，它就可能对一系列的判断与情感反应产生影响，其中包括因果归因、自我推理、同情与受害者赔偿、后悔与幸福等等。