What is a harmless person called?

How do you communicate with a narcissist spouse? Do you address a divorced woman as Miss or Mrs? What does it mean when a woman while sitting or standing and talking to a man puts her hands behind her head and stretches her shoulders back so that her chest puffs out while maintaining eye contact? What does it mean to walk a mile in someone elses shoes? Was it a custom to roll a napkin to indicate one would come back to a meal? What are synonyms of 'hello'? Why do men button left over right and women right over left? How do these people use their finger prints? How do you use the word bad-tempered in sentence? What are the disadvantages of being respectful? What is the abbreviation for tablesppon? What does the idiom get in touch mean? Should a man remove his hat in an elevator? Is napkin a noun? How these - peoples differences should be respected? What is the difference between ersatz and erstwhile? How much to give when you go to the wedding but not the reception? Who said come up and see me sometime? Why does the engagement ring look more extravagant and cost more than the wedding ring isn't the wedding ring more significant in meaning? People in their right minds never take pride in their talents?