Episode 143. Inductive and Deductive Reasoning with Tricia Scribner
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Feb 17, 2026 Tricia Scribner, apologetics educator who teaches classical reasoning, joins to unpack discursive thinking. She contrasts deductive and inductive reasoning. They explore hidden assumptions, logical fallacies, the cosmological argument, and practical ways to train kids to think critically. The conversation frames good thinking as spiritual formation and gives everyday examples to spot faulty reasoning.
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Discursive Reasoning Distinguishes Humans
- Discursive reasoning is the step-by-step thinking process that distinguishes humans from animals and reflects the image of God.
- God differs by knowing immediately rather than reasoning discursively, so human reasoning has limits and duties.
Validity Versus Soundness
- Deductive arguments move from general premises to certain specific conclusions when valid and true.
- Validity is structural; soundness requires true premises making the conclusion reliable.
Deduction Needs Induction
- Deduction and induction often work together: deduction gives a certain form while induction establishes empirical premises.
- The scientific method is mainly inductive, offering probable but reasonable conclusions.




