Because they consider the mentally ret*d and homosexuals as inferior. They assume you regard these individuals as inferior as well, and will extort your agreement with implied threats of taunting and ridicule if you stand up for your beliefs that they are not inferior and that they are rude to think that way.
that is why we at WP do not use either one of these terms when referering to each other or anyone else.
Merle
Moderator
_________________ Alis volat propriis State Motto of Oregon