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Inverse View
It is not the case that The Liar paradox arises from unrestricted self-reference, not from defining truth in arithmetic per se.
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Reasons For
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Reason for
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1.
Self-reference alone is harmless; 'this sentence has five words' refers to itself without paradox.
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2.
The paradox fundamentally depends on what 'true' means—different truth definitions yield different conclusions about the Liar.
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3.
Even with unrestricted self-reference, systems avoid paradox if truth is defined via hierarchical levels (Tarski's solution).
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Reasons Against
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Reason against
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1.
Self-referential sentences like 'this sentence is false' create paradox regardless of the truth definition used.
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2.
Formal systems with restricted self-reference (like Peano arithmetic) remain consistent without truth predicate issues.
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3.
The paradox persists across natural language and formal systems, suggesting self-reference is the root cause, not truth definitions.
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