A canonical objection to the attempt to ground morality on rationality alone is that it fails to account for the special bonds and ties we have with our loved ones and thus fails to capture the nature of integrity and morality (Williams 1981: chapters 1–2). To address these worries, Korsgaard introduces the notion of “practical identities”, which specify roles as sources of special obligations (Korsgaard 1996a: 101, §3.3.1; Korsgaard 2009: 20). For instance, Guy values himself and finds his life