剧情简介：In the first two volumes of On What Matters Derek Parfit argues that there are objective moral truths, and other normative truths about what we have reasons to believe, and to want, and to do. He thus challenges a view of the role of reason in action that can be traced back to David Hume, and is widely assumed to be correct, not only by philosophers but also by economists. In d...(展开全部)
作者：Peter Singer
出版社：OUP Oxford
ISBN：9780199653836
