"RELATION"

Relation to say we understand two minds but many people have this physical relation.But why?Relation good-bad have both.A girl or a boy when loves each other then generally girls dodge because the girl true love.But no profit.Why a girl only crying why not a boy?This question is about to everyone me.A girl her to be bad then she panished because she is a girl.But a boy suddenly rotates.In male-ruled society girl neglected there were,there,have been.