Many psychological and philosophical concepts suggest that people need to believe. It brings peace to one’s own soul and makes life easier. Distrust in many ways brings experiences sometimes superfluous, and often when these experiences are strong and groundless, they can destroy any relationship.
The need to have a circle where complete confidence is possible determines the normal development of the personality, its stability and the ability to adapt to the world. That is why, after a series of collisions with the real world, where betrayal and lies are possible, a person wants to return to the original state and is looking for ways to believe people after betrayal.