Meta-ethical theories - Emotivism and ethical meaning
Emotivism explains moral language through expressing approval and disapproval. It challenges the assumption that ethical sentences describe objective moral facts, while raising questions about reasoning and disagreement.
Expressing rather than reporting
For A. J. Ayer's emotivism, an ethical judgement primarily expresses an attitude rather than states a moral fact. Saying 'Exploitation is wrong' expresses disapproval of exploitation. This is non-cognitive: the distinctively moral element does not assert something true or false about an objective property of wrongness.
Expression is different from reporting a psychological fact. 'I disapprove of exploitation' reports something about my mind and can be false if I actually approve. Emotivism does not simply translate 'Exploitation is wrong' into that factual report. Expressing an attitude is more like condemning than describing one's mental condition. Ayer's Language, Truth and Logic, second edition (1946), chapter VI, explains this distinction in paraphrase.
Ethical utterances can also influence others' attitudes and choices. That helps explain why moral language often has force beyond neutral description. However, emotivism does not claim that every ethical sentence contains only emotion. 'The factory knowingly exposed workers to danger, and that was wrong' combines factual claims with ethical disapproval. The evidence about exposure can be investigated even if wrongness is not treated as an additional fact.
An original comparison shows the difference. 'The manager falsified the inspection report' asserts a checkable action. 'That was disgraceful' expresses a condemnatory stance. Ayer's account distinguishes their functions; it does not deny that the same conversation can contain both. The scholarly overview of cognitivism and non-cognitivism locates emotivism within this broader debate.
Verification and kinds of meaning
Ayer's account is connected to logical positivism. His criterion of literal factual significance requires a claim to be analytic or empirically verifiable in principle. Moral judgements, on his account, are not analytic definitions and do not state an empirically testable moral property. He therefore denies them literal factual significance.
It does not follow that they are useless noises. They can communicate attitudes, condemn conduct, persuade and guide action. Calling them 'meaningless' without stating the sense loses the distinction between factual significance and expressive or practical meaning. Naturalism challenges Ayer by identifying moral properties with natural features; intuitionism challenges his restriction of knowledge to these categories.
The criterion itself attracts criticism. It is not straightforwardly an empirical observation or an analytic truth. A defender may offer it as a proposed rule for using 'factually meaningful', but then must defend why that rule should exclude moral claims. Ayer cannot establish the rule merely by repeating its verdict on ethics.
Consider an original claim: 'Even if concealing injuries were profitable, it would be wrong.' It communicates a firm commitment and guides conduct. The emotivist can explain this function without a moral fact. A critic asks whether the speaker is also making a claim that can be rationally correct, not merely expressing forceful opposition. The issue is what explains the sentence's apparent authority.
Attitudes, relativism and disagreement
Emotivism locates the source of ethical approval and disapproval in human attitudes rather than an independently true moral property. In this sense it connects with the specification's issue of ethical terms existing only in the human mind. It does not imply that injuries or institutions exist only in the mind: the claim concerns moral evaluation of those facts.
This can be associated with relativism because attitudes vary between individuals and cultures. Yet emotivism is not the cognitive claim that an action is objectively 'true-for-my-culture'. Nor does it logically require someone to tolerate everything. A person can express uncompromising disapproval and try to change other people's attitudes without claiming an objective moral fact.
In an original disagreement, one owner approves a risky cost-saving practice while a worker condemns it. Some dispute may arise from facts: perhaps the owner underestimates injuries. Correcting that belief can change attitudes. If both agree on all facts but retain opposing evaluations, emotivism explains a conflict of attitudes. Its critic asks whether this understates moral disagreement: the worker seems to claim that the owner is mistaken, not merely differently disposed.
Naturalism explains mistake by reference to a natural moral property; intuitionism appeals to objective non-natural truths. Emotivism avoids a special moral realm, but must account for the experience of reasons as binding on someone who dislikes them. Describing where attitudes come from can explain a disagreement without proving which attitude ought to govern conduct.
Moral reasoning and logical force
Moral judgements appear inside arguments as well as direct expressions of emotion. Consider the original argument: 'If exploiting workers is wrong, asking another company to exploit them is wrong. Exploiting workers is wrong. Therefore asking another company to exploit them is wrong.' The inference has a recognisable logical structure.
In the first sentence, the speaker need not directly condemn exploitation: it is considered within an 'if' clause. In the second, it is asserted. A simple account that gives 'wrong' one expressive function when asserted must explain how its meaning stays stable when embedded in the conditional. Otherwise the inference risks changing the meaning of its key term. This is an important challenge to simple emotivism, discussed in the scholarly account of non-cognitivism.
An emotivist reply can say that attitudes are organised and can be inconsistent: someone cannot coherently endorse both premises while rejecting the conclusion. That recognises moral reasoning rather than reducing it to shouting. More developed expressivist theories pursue such explanations. The challenge to Ayer's simple account does not prove that every later non-cognitive theory fails.
Emotivism explains the motivational and expressive force of moral speech economically. Its weakness is explaining truth-like disagreement and stable reasoning as fully as cognitive accounts do. Conversely, naturalism must defend its chosen natural property, and intuitionism must defend access to non-natural truth. A justified conclusion about ethical meaning weighs these different explanatory burdens, rather than declaring ethics meaningless simply because it is disputed.