As far as practical applications go, the idea with these proofs—and with a lot of moral philosophy—is that unrealistic cases can help us figure out which principles we want to endorse, and then we can apply these principles in more realistic cases.
As far as practical applications go, the idea with these proofs—and with a lot of moral philosophy—is that unrealistic cases can help us figure out which principles we want to endorse, and then we can apply these principles in more realistic cases.