Everyone has prejudices and bias; I certainly have and would make no apology whatsoever for holding them.
All of you are entitled to your opinions and the only nanny thing I'd suggest is to try to be a wee bit more polite in the manner in which you express them.
. . . and I had no objection whatsoever to the FO who, unable to sleep on a long night flight, sat cross legged on the jumpseat wearing her Baby-Doll pyjamas and attempted to engage us in intelligent conversation
ps: and yes, I'm an unreconstructed dirty old man who considers washing the dishes to be a great leap towards modernity