Delusion
Delusion; A form of ignorance (avidya). Along with anger and desire, it is one of the three forces that cause reincarnation. . A mental factor that arises from inappropriate attention and functions to make the mind unpeaceful and uncontrolled. There are three main delusions: ignorance, desirous attachment, and anger. From these arise all the other delusions, such as jealousy, pride, and deluded doubt. See also Innate delusions and Intellectually-formed delusions. A mental factor that arises from inappropriate attention and functions to make the mind unpeaceful and uncontrolled. There are three main delusions: ignorance, desirous attachment, and anger. From these arise all the other delusions, such as jealousy, pride, and deluded doubt. See also Innate delusions and Intellectually-formed delusions.
It means the persistent belief in something false and distorted. We have to observe and think in an objective and rational manner, so as to avoid prejudice and misunderstanding. For instance, if we don't believe in cause and effect, and then commit offence frequently and heavily, we will suffer from the retribution.