>If I understand you right, you are arguing that
>the sexual instinct is fundamentally social because the instinctive
>sexual urge requires other human beings to satisfy it. But humans always
>acquire the means to satisfy our hunger or thirst through social
>production, that is, hunger and thirst require others for their
>satisfaction too; so wouldn't these instincts be just as social?
Even more so. The sexual urge *can* be satisfied without another person.