Duties towards the body in respect of the sexual impulse . Kant"s argument: sexual impulse is unique objectification. Context: pre-enlightenment royalty chosen by god; honour only upwards; divine rights. Enlightenment: all men are equal; equal respect; human rights. Relation of others: interactive; treat other as a person. Mind and body: determined; psychological laws; physical laws. Relation of others: objective; treat other as a thing. Overview: enjoyment: sexual impulse is unique: turns one person into an object for another"s, sexual desire is objectifying: treats other as a thing, aims at sex not at person, needs to be controlled: modesty & marriage. Kant"s argument: objects: sexual desire is objectifying, not love directed at person, only appetite: directed at things, once satisfied, cast other aside, treats other as a thing; doesn"t engage free will or rationality, degrades human nature. Kant"s argument: control continue the species without demoralization.