Secular humanism elevates human reason and experience as the ultimate source of truth, rejecting God and the need for divine revelation or salvation. However, true wisdom, morality, and salvation come from God alone—not from humanity’s ability to save itself.
Secular humanism teaches that human reason and experience are the ultimate sources of truth, rejecting God and elevating humanity as the measure of all things, yet Scripture consistently points to God as the true foundation of wisdom and life, which we discover in His Word (Deuteronomy 8:3; Psalm 119:105). While humanism trusts in human understanding, the Bible warns that our hearts are deceptive and our wisdom is limited apart from God (Proverbs 3:5–6; Jeremiah 17:9). Christianity does not reject reason but calls us to test everything against the truth of Scripture, as seen in the example of the Bereans (1 Thessalonians 5:21; Acts 17:11). The core difference is clear: believers look to God’s revealed Word for truth, while secular humanism relies on human perception and philosophy (2 Timothy 3:16–17; Colossians 2:8).
Secular humanism also promotes the idea that humanity can fix itself and achieve moral progress without God, but the Bible declares that all fall short and cannot save themselves (Romans 3:10–12). Instead, God offers salvation through Jesus Christ, calling people to repentance and faith rather than self-reliance (John 3:16–18). The contrast is urgent—one path exalts human ability and leads to spiritual emptiness, while the other humbly submits to God and leads to true life both now and eternally.
Secular humanism is a branch of philosophy that grew out of late eighteenth / early nineteenth century Enlightenment thinking. It is also called Humanism. It embraces human reason, instead of religion or revelation, as primary in determining morality and ethics. It favors the rational over the metaphysical, and the natural over the supernatural, especially as a means of finding knowledge about mankind and the world around him. Secular humanism believes that humans are fully capable of being ethical and moral without the help of a deity. Furthermore, secular humanism claims that humans can achieve their own happiness. In fact, the mascot of the International Humanist and Ethical Union (IHEU) is called the "Happy Human."
Secular humanism seeks to explain humanity's existence without God, and like all false messages, sets humanity in God's place. For followers of Christ, there is a recognition that the human mind and will must submit to the mind and will of God—even when we cannot understand His ways (John 6:60–69).
Secular humanism does not offer a viable solution to humanity's dilemma of sin. Alexander Solzhenitsyn once said, "If humanism were right in declaring that man is born to be happy, he would not be born to die. Since his body is doomed to die, his task on earth evidently must be of a more spiritual nature." And C.S. Lewis once said, "Has this world been so kind to you that you should leave with regret? There are better things ahead than any we leave behind." This is very true. This world is riddled with disease and war and other ravages of sin, and it is not meant to last. Our mortal lives are temporary, but our souls are not—true happiness is waiting for us beyond this world, if we trust Christ to save us and bring us safely into His kingdom (Luke 23:42).