In an important passage in Kant’s Groundwork, he says: “[W]e cannot do morality a worse service than by seeking to derive it from examples. Every example of it presented to me must first itself be judged by moral principles in order to see if it is fit to serve as an original example—that is, as a model: it can in no way supply the prime source for the concept of morality” (4: p. 408). This is an important methodological pronouncement, and it appears to commit Kant to what might be called a “top-down” procedure for constructing an ethical theory—or at least for defending substantive moral principles. A contrasting method we might call “bottom-up” would attribute to what are commonly called intuitions, especially those concerning concrete ca...