Here's an interesting perspective from Professor John Money:
p. 171:
The stratagem of a
paraphilic lovemap is to preserve lust from extinction by warping and
distorting its expression, and creating a cleavage that separates lust
from love. ...
By John Money, pp. 171-172, in Gay, Straight and In-Between: The Sexology of Erotic Orientation. New York, NY: Oxford University Press. 1988.
John Money Concepts Of Determinism
John Money Lust Love Paraphilia
John Money Paraphilia Hypophilia Hyperphilia
John Money Single Term Sexology