" The word “transgender” encompasses the Latin prefix trans-, which means “on the other side of.” (The word “cisgender” is sometimes used to refer to people who are not transgender and who identify as their birth sex. It similarly uses a Latin prefix, cis-, which translates to “on this side of,” or roughly, one’s gender identity and birth sex are on the same side.) "

― , The End of Gender: Debunking the Myths about Sex and Identity in Our Society