Truth is what is so, whether or not a person wants it to be so. A claim may be comforting, frightening, traditional, popular or emotionally powerful, but those qualities do not make it true.
Truth By Reason treats truth as something to be approached carefully. In many areas we may not possess certainty. We may have probabilities, evidence, arguments, patterns and competing explanations. That does not mean truth is meaningless. It means intellectual honesty requires proportionate confidence.
A useful distinction is between reality, belief and justification. Reality concerns what is actually the case. Belief concerns what someone accepts. Justification concerns whether there are good reasons for accepting it. A person can sincerely believe something that is false, or doubt something that is true.
Evidence notes
Evidence for a truth claim may include observation, documents, reliable testimony, scientific testing, logical consistency, historical records or direct experience. Different claims require different kinds of evidence.
Ethical questions
If people treat falsehood as truth, they may harm themselves or others. Truth-seeking therefore has ethical consequences.
Conclusion
Truth should be pursued with humility, evidence and reason. Where certainty is not available, honest probability is better than false confidence.