Intuitionism

Intuitionism

The idea that moral truths are indefinable and self-evident.

Naturalistic Fallacy

The idea that it is a mistake to define moral terms with reference to other non-moral or natural terms.

What does G.E. Moore argue about defining good?

Good cannot be defined; it is self-evident.

What is the key error that naturalism makes according to Moore?

Naturalism commits the naturalistic fallacy by equating moral properties with natural ones.

How does Moore illustrate the concept of goodness?

He compares it to the color yellow, which is recognized intuitively rather than defined empirically.

What are simple ideas according to Moore?

Ideas that cannot be broken down into parts, like goodness.

What are complex ideas according to Moore?

Ideas that can be broken down into parts, like a horse.

What do intuitionists believe about moral facts?

They believe that moral facts or truths actually exist and can be known through intuition.

How does intuitionism view moral statements?

Moral statements are considered cognitivist; they can be true or false.

Why is goodness considered a simple idea in intuitionism?

Because it cannot be defined or broken down into other parts, but is understood intuitively.