Hot type of attraction beauty, physical attraction, and sexuality are all commonly misunderstood as some transcendent inevitable fact; falsely interlocking the three makes it seem doubly true that in order to initiate attraction between a man and a woman, both sexes should be beautiful to be sexual.
That of course is not true at all. The definitions of beautiful, attraction, and sexual constantly change to serve the social order, and the connection between the three ideas is a recent invention.