Logic / Critical Thinking / Rhetoric / Debate
Logic, Critical Thinking, Rhetoric, and Debate from a Christian Worldview
Logic is the systematic study of correct reasoning. Christians should not regard logic as a secular subject that has to be borrowed from the world. God is the source of truth, reason, and order, and human beings are capable of reasoning because they are made in His image.
Logic helps us distinguish sound reasoning from faulty reasoning, identify contradictions, recognize fallacies, and evaluate whether conclusions actually follow from premises.
Your Philosophy and Education books emphasize that Christian education should not merely give students conclusions to memorize. Students need to learn how to reason and discern so they can evaluate new ideas and arguments they encounter throughout life.
Biblical Worldview Principles
- God is the source of truth and reason. Logic does not exist independently of Him.
- Truth is objective. Contradictory claims cannot both be true in the same sense at the same time.
- Human reasoning is affected by sin. We therefore need God’s revelation as our standard rather than trusting autonomous human reasoning.
- Christians are commanded to renew their minds. (Romans 12:2)
- Christians should test claims rather than believe everything automatically. (1 Thessalonians 5:21; Proverbs 14:15)
- Christians should defend truth with humility and gentleness. (1 Peter 3:15; 2 Timothy 2:24-25)
Logic and Critical Thinking Resources
Master Books: Introduction to Logic
Jason Lisle’s Introduction to Logic is a Christian logic course designed for approximately Grades 8-10. It covers correct reasoning, logical arguments, informal fallacies, and the relationship between logic, faith, and the Christian worldview. Master Books describes it as a biblical approach to learning how to reason correctly.
Master Books Academy: Introduction to Logic
Provides video instruction to accompany the Master Books Introduction to Logic curriculum.
Greg Bahnsen: Critical Thinking and Formal Logic
A substantial collection of lectures covering critical thinking, argumentation, linguistic analysis, informal fallacies, categorical syllogisms, propositional logic, deductive proof, and quantified logic.
Apologetics 315: Logic
A collection of resources dealing with logic and its application to Christian apologetics.
Apologetics 315: Critical Thinking
Resources addressing critical thinking, reasoning, apologetics, and the evaluation of arguments.
CARM
The Christian Apologetics & Research Ministry provides extensive resources on apologetics, philosophy, logic, theology, world religions, and objections to Christianity.
Travis Dickinson
Christian philosopher and apologist whose work includes logic, apologetics, philosophy, and critical thinking. His book Logic and the Way of Jesus connects logical thinking with Christian discipleship.
Understanding Logical Arguments
A logical argument consists of reasons offered in support of a conclusion.
Important terms include:
Premise: A statement offered as support for a conclusion.
Conclusion: The claim that an argument seeks to establish.
Deductive reasoning: Reasoning in which a valid argument with true premises leads necessarily to its conclusion.
Inductive reasoning: Reasoning from particular observations toward a broader conclusion that is supported by the evidence but is not necessarily certain.
Understanding these basic concepts helps Christians evaluate philosophical arguments, scientific claims, statistics, news reports, political arguments, and everyday assertions.
Logical Fallacies
Christians should learn to recognize common errors in reasoning, including:
- Ad Hominem: Attacking a person rather than addressing the argument.
- Straw Man: Misrepresenting someone’s position so that it is easier to attack.
- Appeal to Emotion: Substituting emotional pressure for adequate evidence.
- Appeal to Authority: Treating someone’s credentials as sufficient proof of a claim.
- Bandwagon: Assuming something is true because many people believe it.
- False Dichotomy: Presenting only two possibilities when more exist.
- Equivocation: Changing the meaning of a word during an argument.
- Begging the Question: Assuming the conclusion within the argument.
- Hasty Generalization: Drawing a broad conclusion from insufficient evidence.
- False Cause: Assuming that one event caused another merely because it happened first.
Learning fallacies is not simply an academic exercise. These errors appear regularly in advertising, politics, journalism, social media, education, entertainment, and religious discussions.
Rhetoric and Communication
Logic helps us reason correctly. Rhetoric concerns communicating ideas effectively and persuasively.
Christian rhetoric should not be manipulative. The goal is not merely to win an argument or make an opponent look foolish. Christians should seek to communicate truth clearly, accurately, persuasively, and graciously.
The Christian approach to rhetoric should combine truth with character.
Rhetoric, Public Speaking, and Debate Resources
NCFCA Christian Speech & Debate
NCFCA is a Christian speech and debate league serving students, families, clubs, and coaches. Its mission is to challenge and equip ambassadors for Christ to communicate truth with integrity and grace. Students participate in speech and debate events, tournaments, and educational programs. NCFCA currently serves middle and high school students and remains active nationally in 2026.
Ken Davis SCORRE
Ken Davis’s SCORRE communication system provides training in developing and delivering effective presentations. Current resources include a high-school curriculum designed for Christian schools, homeschool cooperatives, and speech and debate groups.
Secrets of Great Communicators
Jeff Myers’s communication course from Summit Ministries provides training in organization, presentation, audience awareness, leadership, and effective communication. It is particularly useful for students developing public speaking skills.
Developing Public Speaking Skills
Family Renewal resource for developing practical public speaking skills in a Christian educational setting.
Becoming a Conference Speaker
A ChristianWorldview.net article providing practical guidance for those interested in developing the skills necessary to communicate ideas publicly.
Debate and Christian Character
Debate can teach research, listening, reasoning, organization, persuasion, and public communication.
But Christians should distinguish between argumentation and quarrelsomeness.
A good Christian debater should learn to understand an opposing argument before attempting to refute it. Misrepresenting an opponent’s position is not intellectual strength. Neither is insulting the person who holds it.
The goal should be truth rather than merely winning.
NCFCA’s current materials make this connection explicitly, emphasizing wisdom, research, humility, integrity, and grace in debate.
Logic, Worldview, and Apologetics
Logic is a tool. It does not by itself establish every truth claim.
Christians should therefore ask both:
“Is this reasoning valid?”
and:
“Are the premises true?”
We should also ask:
“What worldview assumptions are behind this argument?”
This is where logic connects with Christian philosophy and apologetics. A person can reason consistently from false assumptions. Christians therefore need both disciplined reasoning and a biblical standard for evaluating the assumptions behind competing worldviews.
The ultimate goal is not intellectual superiority. It is to recognize truth, expose error, communicate clearly, and bring our thinking into obedience to Christ.