Why can both men and women talk so vile about the other sex behind closed doors?

The conversations both with men and women when people of the other sex aren’t around. Can sometimes be downright vile. Alright not everyone does this.

Sometimes it’s more mean and hateful. Other times it’s perverted. Sometimes about people they like. People they don’t even know. As well as people they have slept with. Are interested in. Are secretly creeped out by. Current parents and exs

Why can both men and women talk so vile about the other sex behind closed doors?
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