We are now on the verge of understanding the powerful feelings that control sexuality, but a great deal of affective neuroscience remains to be done before precise knowledge replaces credible hypotheses.
Panksepp situates the Lust System within evolutionary neuroscience as a discrete affective circuit governing sociosexual behavior, structured by sex-differentiated neuropeptide systems including vasopressin and oxytocin.
, Affective Neuroscience The Foundations of Human and Animal, 1998thesis