Earlier versions of this paper were presented at the Australian Catholic University conference on Reasons and Virtues, Melbourne, 2015, at the Australasian Association of Philosophy Annual Conference, Macquarie University, Sydney, 2015, and at a seminar at Kyoto University Centre for Applied Philosophy and Ethics. I wish to thank audiences on each of these occasions for their very helpful comments. Special thanks to Steve Matthews, for his valuable feedback as a commentator on the paper at the ACU conference. I am also grateful to the following people for their comments on previous versions of the paper: Robert Audi, Russell Blackford, Steve Clarke, Ben Cullen, Garrett Cullity, Karen Jones, Satoshi Kodama, Cathy Legg, Luke Russell, Nic Southwood, John Thrasher, Bernadette Tobin, and Peter Shiu-Hwa Tsu. Thanks also to Daniel Kim for his helpful editorial suggestions, which improved this paper.