Philosophy · Year 12 · Moral Philosophy: Meta-ethics · 5.º Período

Moral Language and Objectivity

A critical assessment of whether moral language can be meaningful if anti-realism is true. Students will debate the implications of nihilism.

TL;DR:Moral Language and Objectivity is the final piece of the Meta-ethics puzzle, where students assess the implications of the Realist vs Anti-realist debate. They focus on Prescriptivism (R.M. Hare), which argues that moral language isn't just emotional, but 'prescriptive', it tells people how to act and must be applied consistently. Students also debate the 'Verification Principle' and whether moral language is even meaningful.

• National Curriculum Attainment Targets
• AQA 7172: Moral Philosophy 3.2.3.3

About This Topic

Moral Language and Objectivity is the final piece of the Meta-ethics puzzle, where students assess the implications of the Realist vs Anti-realist debate. They focus on Prescriptivism (R.M. Hare), which argues that moral language isn't just emotional, but 'prescriptive', it tells people how to act and must be applied consistently. Students also debate the 'Verification Principle' and whether moral language is even meaningful.

This topic requires students to synthesize everything they have learned about ethical language. They must consider if moral progress is possible if there are no moral facts, and whether nihilism is the inevitable result of anti-realism. Students grasp this concept faster through structured discussion and peer explanation of how we 'persuade' others in moral debates.

Key Questions

1. Does emotivism render moral debate impossible?
2. If moral facts do not exist, does morality still matter?
3. How do prescriptivists view the function of moral language?

Watch Out for These Misconceptions

Common Misconception

Students think Prescriptivism is the same as Emotivism.

What to Teach Instead

While both are anti-realist, Prescriptivism argues that moral language is *rational* and must be consistent (universalizable), whereas Emotivism is just about feelings. Active 'command-making' helps students see the logical structure in Hare's theory.

Common Misconception

Students assume that if there are no moral facts, we can't have moral debates.

What to Teach Instead

Anti-realists argue we can still debate about the *facts* of a case or the *consistency* of someone's feelings. Peer-led 'mock debates' on anti-realist grounds help students see how moral persuasion works without 'objective' truths.

Active Learning Ideas

Simulation Game

The Prescriptivist Challenge

Students must give a 'moral command' to the class (e.g., 'Don't eat meat'). They must then agree to follow that command themselves in all similar situations, testing Hare's 'Universalizability' requirement.

25 min·Whole Class

Formal Debate

Is Moral Progress Real?

Students debate whether the abolition of slavery is 'proof' of moral facts (Realism) or just a 'change in social preference' (Anti-realism). They must use specific meta-ethical terms in their arguments.

35 min·Whole Class

Think-Pair-Share

The Meaning of 'Good'

Students are given the Verification Principle: 'Only statements that are analytically or empirically verifiable are meaningful'. They discuss whether this 'kills' morality and share their thoughts.

15 min·Pairs

Frequently Asked Questions

What is Prescriptivism?

R.M. Hare's theory that moral statements are 'prescriptions' (commands). When I say 'Stealing is wrong', I am saying 'Don't steal', and I am committing myself to the rule that *no one* should steal in similar circumstances.

Can an Anti-realist believe in moral progress?

It's difficult. Realists say we are getting 'closer to the truth'. Anti-realists usually have to say that our 'feelings' or 'social contracts' have changed in a way that we happen to prefer, but they can't say it is 'objectively better'.

How can active learning help students understand Moral Language?

By engaging in 'Language Games', students can see how moral words actually function. When they try to 'win' a moral argument using only emotivist or prescriptivist rules, they realize that moral language is often about 'doing' things to other people (influencing, commanding) rather than just 'describing' the world.

What is the Verification Principle?

A core idea of Logical Positivism which states that a statement is only meaningful if it is a tautology (true by definition) or can be proven true or false by sense experience. Since moral statements are neither, many 20th-century philosophers argued they were 'meaningless'.