Card 3.1.1 · Root III — Ethics and Axiology
Moral Realism vs Anti-Realism
If everyone approved of torturing children, would it still be wrong?
This node asks whether moral facts exist independently of what anyone thinks or feels about them.
Where it sits
Under 3.1 Meta-ethics. Borders 1.1 Ontology, 2.2.2 Reason and intuition, 3.1.3.
The rival answers
| Position | Moral facts | Mind-independent? |
|---|---|---|
| Non-natural realism | Exist, irreducible to natural facts | Yes |
| Naturalist realism | Exist, and are natural facts about welfare or function | Yes |
| Divine command realism | Exist, grounded in the divine | Yes, relative to creation |
| Constructivism | Exist as outputs of idealised rational procedure | Partly |
| Relativism | Exist relative to a framework | No |
| Quasi-realism | Talk as if; earn the right to realist-sounding language from anti-realist foundations | No |
| Error theory | Do not exist; all moral claims are false | — |
Key figures
| Figure | Dates | Tradition | Contribution |
|---|---|---|---|
| Mencius | trad. c. 372–289 BCE | Chinese | The child at the well; moral response as universal |
| Mu'tazili theologians | 8th–early 11th c. | Islamic | Moral facts accessible to reason |
| G. E. Moore | 1873–1958 | Analytic | Good is simple and unanalysable |
| J. L. Mackie | 1917–1981 | Analytic | Queerness and relativity arguments for error theory |
| Simon Blackburn | b. 1944 | Analytic | Quasi-realism |
| Philippa Foot | 1920–2010 | Analytic | Natural goodness; moral facts as facts about species-life |
| Friedrich Nietzsche | 1844–1900 | German | Widely read as denying objective moral facts; the interpretation is contested, and the global anti-realist reading is now largely rejected |
Connections
→ 3.1 · ↔ 1.1, 1.1.4, 3.1.3, 2.2.2, 3.2 · ◇ moral realism, error theory, quasi-realism, relativism · ○ Axial Age; Modern; Table 5
→ narrower questions · ↔ questions it borders · ◇ the positions, mapped in Part III of the book · ○ the eras and comparison tables (Parts IV and V)
The full card is in the book
In The Coordinates of Thought this card goes on to a worked example that sets the answers against one case, and to where the question touches daily life — page 130.
On Coordinates of Thought
Conversations about this question in Meta-ethics:
- Existentialism can ground an ethics, and Beauvoir showed how 6 replies
- Was the abolition of slavery a moral discovery or a moral change? A teacher’s test case 6 replies
- Strong moral intuitions count as evidence, in the same way that perceptions count as evidence 6 replies
- The Mu’tazila were right: reason can know that injustice is wrong before any revelation 6 replies
- Reading group: Mackie, Ethics: Inventing Right and Wrong (1977), chapter one 5 replies