Basically it means that even though moralities may be subjective I think statements like “that’s wrong” or “that’s the right thing to do” are useful, even if at base meaningless.
The idea that a meaningless statement can be useful represents a fundamental misunderstanding of what the word “meaningless” means.
If a statement is useful, it must have meaning, or else there would be nothing there to use.
I think he means “don’t refer to anything” rather than “meaningless”.
Basically it means that even though moralities may be subjective I think statements like “that’s wrong” or “that’s the right thing to do” are useful, even if at base meaningless.
The idea that a meaningless statement can be useful represents a fundamental misunderstanding of what the word “meaningless” means.
If a statement is useful, it must have meaning, or else there would be nothing there to use.
I think he means “don’t refer to anything” rather than “meaningless”.