In the west,when two people first meet and are getting acquainted with each other, it is connon to talk about one's work,aspects of one's social identity,including education,employment,experience,technical and general knowledge,personal interests,family,routine activities,likes and dislikes,and leisure time activities.
When two people become somewhat familiar with each other,it is common to talk about age,marital or parental status,health problems,career aspirations,political,philosophical or religious ideas,and critical evaluations of mutual acpuaintances.
When two people know each other quite well,it is connon to talk about political,philosophical,or religious beliefs,salary and one's financial state, the state of one's marital or romantic relationships,critical evaluation of each other's life,behavior and thinking.
Personal topics should not be discused too early in a relationship.In the west,it is acceptable to ask how old small children are,but it is not normal to ask how oldadults are.Other topics such as the cost of purchases,the cost of one's possessions,or a person;s ablility to drink alcohol are not discussed soon after meeting for the first time.