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Stand to Reason’s Greg Koukl and Amy Hall answer questions on ethics, theology, apologetics, and culture from a Christian perspective. Submit your questions on Twitter using the hashtag #STRask.
Episodes
Mar 16, 2026
Mar 16, 2026
20 min
Questions about whether the fact that the truth about one’s age changes over time is an argument for relativism, and how to ground virtues like courage in objective reality without relying on circular definitions.
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I’ve heard truth doesn’t change and doesn’t contradict itself, but how does yearly change fit into that—e.g., I’m 38 one year and 39 the next. Does this create an argument for relativism?
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If “cowardice” is defined as failing to do what’s right, then calling it “wrong” is just a tautology. How do we ground virtues like courage in objective reality without relying on circular definitions?