Personality disorders can be classified into three clusters. one cluster expresses anxiety, such as that exhibited in personality disorder. people with this personality disorder are so fearful of rejection that it predisposes them to withdraw from society.

Imagine a child who consistently gets mediocre grades and is often picked last for a team when games are played at recess. however, he likes to make silly jokes and play pranks, and he notices that people laugh when he does those things. the child starts to think that others are laughing with him, not at him. this is part of the process that charles cooley