The philosophical and practical limits of secular humanism are explored by evaluating its claims concerning reality, morality, and meaning. Secular humanism, which places humans and nature at the center rather than God, advances a naturalistic understanding of the universe and a moral framework grounded in reason and the pursuit of human flourishing. While it offers an attractive vision for ethical and purposeful living without religious identity, its framework struggles to provide satisfactory explanations for the origin of the universe, the existence of objective moral truths, and the basis for ultimate purpose. Moreover, the emphasis on subjective personal fulfillment often produces inconsistent and fragile conceptions of meaning. Through careful critical analysis, secular humanism is contrasted with the Christian worldview, which presents a comprehensive account of reality, ethics, and human purpose grounded in a personal, revealing Creator. Christianity offers objective moral truths, a coherent understanding of the cosmos, and a purpose rooted in covenantal promises, providing a more robust and sustainable framework for understanding human existence and guiding ethical behavior.
Sean Shelter (Sun,) studied this question.