>2017
>Doesn't want fuck your own sister

Are you bullied, mentally handicapped or both?

>b-but incest is weird

And? Was life a contest about who is are more "normal"?

>it's unnatural!!!

If it were not natural, you could not get your sister pregnant

>it's....IT'S IMMORAL!!!

It's not, in many ancient cultures and religions incest was seen as something normal and acceptable