On the Genealogy of Morals: The debtor made a contract with the creditor and pledged that if he should fail to repay he would substitute something else that he “possessed,” something he had control over; for example, his body, his wife, his freedom… Let us be clear as to the logic of this form of compensation: it is strange enough. An equivalence is provided by the creditor’s receiving, in place of a literal compensation for an injury (thus in place of money, land, possessions of any kind), a recompense in the form of a kind of pleasure—the pleasure of being allowed to vent his power freely upon one who is powerless, the voluptuous pleasure “de faire le mal pour le plaisir […]