How many times can a man strike a bargain with the Devil - yet escape the fire of Hades?

Here is Robert Louis Stevenson's famous tale of the fantastic adventures of Keawe, a young Hawaiian sailor, who is offered the opportunity to buy a bottle containing an imp which will grant all his wishes. The only catch is that the bottle must thereafter be resold for a price smaller than what he paid for it, or he will be condemned to live out the rest of his days in excruciating torment.