cognitive dissonance

Cognitive dissonance arises when an individual holds two contradictory beliefs simultaneously.当一个人同时持有两个相互矛盾的信念时，就会产生认知失调。

Smokers often experience cognitive dissonance between their habit and their knowledge of health risks.吸烟者经常在他们的习惯与对健康风险的认知之间经历认知失调。