If there is no God, what is the ultimate meaning of human existence? The question is not merely philosophical—it touches the deepest longings of the human heart. Philosopher William Lane Craig has powerfully argued that without God, human life is ultimately absurd: without ultimate meaning, ultimate value, or ultimate purpose. This is not an argument that atheism is false, but it exposes the existential cost of unbelief and the inability of atheism to satisfy the human condition.
The Human Predicament
Every person faces what might be called the human predicament: we are finite, mortal beings thrown into existence without asking to be born, destined for death, seeking meaning in a universe that (on naturalism) is indifferent to our existence. We long for significance, but are we significant? We crave purpose, but is there one? We hunger for permanence, but everything passes away.
The great existentialist philosophers grappled with this predicament. Jean-Paul Sartre declared existence "absurd"—we exist without reason, for no purpose, heading toward nothingness. Albert Camus said the fundamental philosophical question is suicide: given life's absurdity, why not simply end it? These are not idle speculations but honest confrontations with what life means if there is no God.
The Question Behind All Questions
"Why is there something rather than nothing?" may be the fundamental philosophical question. But close behind is: "Does it matter that there is something?" Without God, the answer seems to be no. The universe exists, but for no reason. We exist, but for no purpose. We will cease to exist, and it will be as if we never were. This is the absurdity of life without God.
The Three-Fold Problem
William Lane Craig identifies three aspects of the human predicament that God alone can solve: the problems of meaning, value, and purpose. Without God, all three are ultimately illusory.
The Problem of Meaning
Meaning answers the question: Does my life signify anything? Does it matter that I exist? In a theistic universe, the answer is yes—you are created by God, known by God, loved by God. Your existence is intentional; your life fits into a grand story; your choices have eternal significance.
In an atheistic universe, your existence is accidental—the product of blind natural forces that did not intend you and do not care about you. The universe will eventually suffer heat death; everything will be gone; it will be as if nothing ever existed. In such a universe, what could your life possibly mean? You are a brief flicker of consciousness in an eternity of darkness, signifying nothing.
Atheists sometimes say they create their own meaning. But this is subjective meaning, not objective meaning—it's meaning you assign, not meaning you discover. And subjective meaning doesn't satisfy. You can tell yourself your life matters, but if it doesn't really matter, you're just playing pretend. The heart that longs for significance is not satisfied by self-deception.
The Problem of Value
Value answers the question: Is anything really good or bad, right or wrong? In a theistic universe, objective moral values exist because God's nature is the standard of goodness. Some things are really wrong (like torturing children) and some things are really right (like loving your neighbor). Moral distinctions are built into the fabric of reality.
In an atheistic universe, there is no objective standard of goodness. As Dostoevsky's Ivan Karamazov puts it, "If there is no God, everything is permitted." Morality becomes a human construction—useful, perhaps, but not objectively true. The Holocaust wasn't really wrong in any cosmic sense; it was just contrary to certain preferences. Human rights aren't genuine entitlements; they're useful fictions.
Again, atheists may speak of morality, but on their worldview, it's morality without foundation. They may feel that some things are wrong, but feelings are just brain states, not perceptions of moral reality. The universe doesn't care about justice, love, or human flourishing. Only persons care, and persons (on atheism) are temporary accidents.
"What good is it for someone to gain the whole world, yet forfeit their soul?"
— Mark 8:36
The Problem of Purpose
Purpose answers the question: Is there a goal toward which I should direct my life? A reason for which I exist? In a theistic universe, there is: to know God, to love Him, to enjoy Him forever, to participate in His purposes for creation. Human life has a telos, an end toward which it is oriented. We are going somewhere; the journey has a destination.
In an atheistic universe, there is no ultimate purpose. The universe doesn't have purposes; it just exists. Evolution didn't intend to produce you; you're a byproduct of blind processes. You may set goals for yourself, but these are arbitrary choices, not discoveries of real purpose. And all your goals, achieved or not, end in the grave. In the end, death erases everything.
The purposelessness of life without God is perhaps its most devastating feature. We are built for purpose—we need goals, directions, reasons to get up in the morning. But if there is no ultimate purpose, every proximate purpose is ultimately pointless. You can distract yourself with short-term goals, but the question looms: what's it all for?
The Myth of Sisyphus
Camus used the myth of Sisyphus to illustrate the human condition. Sisyphus was condemned by the gods to roll a boulder up a hill, only to watch it roll down again, forever. Camus saw this as an image of human life: endless, repetitive, pointless toil ending in nothing. His "solution" was to imagine Sisyphus happy—to embrace the absurdity. But this is not a solution; it's a coping mechanism. It doesn't make the boulder meaningful; it just makes the pain bearable.
Death: The Ultimate Absurdity
Death is the great equalizer—and on atheism, the great eraser. Whatever meaning, value, or purpose you construct for yourself is obliterated at death. Your achievements are forgotten. Your relationships end. Your consciousness ceases. It is as if you never existed.
Individual Death
You will die. Your body will decay. Your memory will fade from the minds of those who knew you within a generation or two. Eventually, no one will remember you at all. If there is no afterlife, your existence is a brief, pointless episode in cosmic history—and then nothing.
How do you live with this? Distraction works for a while. Denial helps. But in quiet moments, the reality presses in: you are going to die, and nothing you do will ultimately matter. This is not pessimism; it's the logical consequence of atheism.
Cosmic Death
The universe itself will die. Scientists predict the eventual heat death of the cosmos—all energy dissipated, all stars burned out, all life extinguished. The universe will become a cold, dark, empty wasteland. Everything that ever existed will be as if it never was.
If this is where everything is heading, what does anything matter now? Why does human achievement matter if it will be erased? Why does human suffering matter if the sufferers will cease to exist and never be vindicated? The cosmic perspective swallows all meaning, value, and purpose in an abyss of ultimate futility.
"I have seen all the things that are done under the sun; all of them are meaningless, a chasing after the wind."
— Ecclesiastes 1:14
Atheist Responses
Atheists are not unaware of these problems. They have offered various responses, but none succeeds in removing the absurdity.
"Create Your Own Meaning"
The most common response is that we create our own meaning. If the universe doesn't provide meaning, we supply it. We decide what matters to us and live accordingly.
But this doesn't work. Created meaning is subjective, not objective—it's meaning you assign, not meaning that exists independently. And subjective meaning doesn't satisfy the longing for real significance. You can tell yourself your life matters, but if it doesn't really matter, you're engaged in self-deception. The universe remains indifferent; your "meaning" is a psychological coping mechanism, not a discovery of truth.
Moreover, why should you prefer your created meaning to someone else's? If the serial killer finds meaning in murder, and you find meaning in helping others, there's no objective standard by which to say one is better than the other. All created meanings are equally arbitrary.
"Embrace the Absurdity"
Camus suggested embracing the absurdity—affirming life despite its meaninglessness, finding joy in the struggle itself. "One must imagine Sisyphus happy."
But this is defiance, not resolution. It doesn't remove the absurdity; it just refuses to be crushed by it. And it requires an act of will that feels dishonest—pretending to be happy while knowing that happiness is built on nothing. It's existential whistling in the dark.
"Small Meanings Are Enough"
Some atheists argue that we don't need ultimate meaning; small meanings suffice. The joy of friendship, the satisfaction of work, the beauty of art—these are enough. We don't need cosmic significance.
But this evades the question. Of course we can experience joy, satisfaction, and beauty. The question is whether these experiences ultimately matter. On atheism, they don't. They're pleasant brain states that will be erased at death, leaving no trace. The atheist may be content with small meanings, but they cannot claim these meanings are real or lasting.
Insight
The atheist's responses to absurdity have a common structure: they acknowledge that ultimate meaning doesn't exist and then encourage us to be satisfied with something less. But this is precisely the problem. We are not built for "something less." We hunger for ultimate meaning, and no amount of proximate meaning satisfies that hunger. The atheist asks us to pretend we're satisfied; the theist offers what actually satisfies.
The Practical Impossibility of Atheism
Here's the striking thing: atheists cannot live consistently with their worldview. They live as if life has meaning, as if morality is real, as if their choices matter. They fall in love and believe it matters. They fight injustice as if it's really wrong. They grieve death as if it's a real loss. Their lives proclaim what their philosophy denies.
Living on Borrowed Capital
Atheists live on borrowed capital—enjoying the meaning, value, and purpose that only theism can provide, while denying the foundation that makes them possible. They are practical theists and theoretical atheists. Their hearts affirm what their heads deny.
This inconsistency is not a minor embarrassment; it's a fundamental problem. A worldview you cannot live by is a worldview that doesn't correspond to reality. The fact that atheists cannot practice their theory suggests the theory is wrong.
The Testimony of the Heart
Why can't atheists live consistently with atheism? Because they are made in God's image. They are designed for meaning, value, and purpose. Their deepest intuitions—that life matters, that some things are really wrong, that existence has a point—are not illusions to be suppressed but perceptions of reality to be followed. The heart knows what the head denies.
"He has made everything beautiful in its time. He has also set eternity in the human heart."
— Ecclesiastes 3:11
The Christian Answer
Christianity offers what atheism cannot: genuine meaning, real value, and ultimate purpose.
Meaning in God's Story
Your life has meaning because you are part of God's story. He created you intentionally, knows you completely, loves you eternally. Your existence is not an accident but a gift. Your life fits into a grand narrative—creation, fall, redemption, restoration—that gives significance to everything you do.
Value in God's Nature
Objective moral values exist because God's nature is the standard of goodness. Some things are really right and really wrong, not because we say so but because God's character defines good. Your moral intuitions are not illusions; they're perceptions of moral reality grounded in the God who is good.
Purpose in God's Call
Your life has purpose: to know God, to love Him, to enjoy Him forever, to participate in His work in the world. You are going somewhere; the journey has a destination. Death is not the end but a transition to eternal life with God. Everything you do in love will last forever (1 Corinthians 3:14; 15:58).
Hope Beyond Death
Death does not erase meaning; resurrection transforms it. The injustices of this life will be rectified. The sufferings of this life will be redeemed. The relationships of this life will be restored. "He will wipe every tear from their eyes. There will be no more death or mourning or crying or pain" (Revelation 21:4).
Pascal's Observation
Blaise Pascal observed that there is a "God-shaped vacuum" in every human heart that only God can fill. We try to fill it with pleasure, power, possessions, relationships—but nothing satisfies. Only God can meet our deepest needs for meaning, value, and purpose. The absurdity of life without God is not just a philosophical problem but a felt absence, a hunger that only He can satisfy.
Using This Argument
The argument from absurdity is existentially powerful—it touches the heart, not just the head.
With the Thoughtful Skeptic
"If there's no God, what gives your life meaning? What makes anything right or wrong? What's the point of it all? I'm not saying you can't be happy without God—you obviously can, for a while. But can you answer these questions? Or are you just not thinking about them?"
With the Person in Crisis
"You're feeling like life is meaningless, and I get it. If the universe is all there is, you're right—it is meaningless. But what if there's more? What if your hunger for meaning is a sign that meaning exists? What if the emptiness you feel is an invitation to find the One who can fill it?"
With Yourself
When doubts arise, remember: the alternative to Christianity is not cozy secular humanism but the absurdity of existence without meaning, value, or purpose. The choice is not between Christianity and something better but between Christianity and the abyss. That doesn't make Christianity true, but it makes the stakes clear—and it should drive us to examine the evidence with the seriousness it deserves.
"Now this is eternal life: that they know you, the only true God, and Jesus Christ, whom you have sent."
— John 17:3
Conclusion: The Choice Before Us
Life without God is absurd—without ultimate meaning, value, or purpose. This is not an argument that God exists; it's an honest assessment of what follows if He doesn't. The atheist faces a universe of ultimate futility, where every achievement is erased, every moral conviction is illusion, and every life is a meaningless episode heading toward oblivion.
Christianity offers a different picture: a universe created by a personal God, filled with meaning, governed by objective goodness, and heading toward redemption. In Christ, we find what the human heart longs for—significance that death cannot erase, righteousness that transcends opinion, purpose that extends into eternity.
The choice is not neutral. We are not choosing between equally viable options. We are choosing between life and death, meaning and absurdity, hope and despair. The evidence points one way; the heart longs one way; wisdom beckons one way. "Choose life, so that you and your children may live" (Deuteronomy 30:19).
"I have come that they may have life, and have it to the full."
— John 10:10
Discussion Questions
- The lesson identifies three aspects of the human predicament: the problems of meaning, value, and purpose. Which of these do you think people feel most acutely? How might you address that particular problem in conversation?
- Atheists often say they can "create their own meaning." Why is this response inadequate? What is the difference between created meaning and discovered meaning?
- The lesson argues that atheists cannot live consistently with their worldview—they live as if life matters while denying that it ultimately does. Do you agree? How might this inconsistency be gently pointed out in conversation?
Discussion Questions
- The lesson identifies three aspects of the human predicament: the problems of meaning, value, and purpose. Which of these do you think people feel most acutely? How might you address that particular problem in conversation?
- Atheists often say they can "create their own meaning." Why is this response inadequate? What is the difference between created meaning and discovered meaning?
- The lesson argues that atheists cannot live consistently with their worldview—they live as if life matters while denying that it ultimately does. Do you agree? How might this inconsistency be gently pointed out in conversation?