gualino

Updated: August 4, 2026

The lips are, however, without doubt, the most persistently and poignantly sensitive region of the whole body outside the sphere of the sexual organs themselves. Hence the significance of the kiss as a preliminary of detumescence. The importance of the lips as a normal erogenous zone is shown by the experiments of Gualino.

Havelock Ellis - Studies in the Psychology of Sex, Volume 5 : Erotic Symbolism; The Mechanism of Detumescence; The Psychic State in Pregnancy