The talk is the first thing to make us aware of things such as quirks of the new friends we have not known. Learn the rules and regulations. Of the society.
Because talking is the first thing that will allow us to get to know and make a habit of such things as new friends, we do not know yet know any regulations of the society.
Because of the talk was the first thing to do, we have been aware of things such as character of new friends that we don't know what I knew to applicable laws and regulations of society.