It's not a mental health issue, by and large. On an individual basis, it's just linguistics. Ever since human beings existed, the difference between male and female has been based on genitals, and essentially (though they didn't know it at the time) chromosomes. Have a Y chromosome, you're a...
That's a very fair point. How can we presume to criticise Saudi Arabia for executing female adulterers, when it's still legal to laugh at sexist jokes in this country?