Why is it impossible to trust some persons?

GPT:

"Trust is built on consistency and predictability. If a person behaves erratically or inconsistently, it becomes difficult to predict their actions or rely on them."

"Regular dishonesty, whether through lying, withholding information, or being deceptive, erodes the foundation of trust."

"People who consistently prioritize their own needs and interests over others may be viewed as untrustworthy, especially if they demonstrate a lack of concern for the welfare of others."

"Individuals who engage in manipulation, ... or exhibit controlling behaviors often lose trust."

[Also see: Reputation]