Dan, you don't have to if you do not want to, it's up to you. You don't even need to be called the biological sex you were born with. You can even make up your own shit if you like. We don't even need labels on anything, no warning, lop off a hand. Labels are worthless and have no use. Some people like to have labels like Mom or Dad, Christian, Muslim, young, pretty, ect... Sometimes like an example above about labels can also be warring signs like the douche bag boyfriend your daughter might have. She might need a warning. Some people are even offended by a label. Example: