Our civilization bothers us less with food tabus than with sexual restrictions. In modern society these have come to play the role of an injured deity that is getting its own back in every sphere of human activity, including psychology, where it would reduce "spirit" to sexual repression.

Flying Saucers: A Modern Myth of Things Seen in the Skies, Chapter Two (p. 45), Routledge & Kegan Paul. 1959