Failed Calculation
What Darkness Cannot Do
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The light shines in the darkness, and the darkness did not comprehend it. — John 1:5
The Verdict Has Already Been Issued
Before John records a single miracle, before the water becomes wine or the dead are called from their tombs, he establishes the architecture of everything that follows. He writes: “In the beginning was the Word, and the Word was with God, and the Word was God. He was in the beginning with God. All things were made through Him, and without Him nothing was made that was made. In Him was life, and the life was the light of men” (John 1:1-4). And then, five verses in, darkness enters the story.
John states the confrontation and immediately renders the verdict: the light shines in the darkness, and the darkness did not comprehend it. Everything that follows in the Fourth Gospel, the incarnation, the signs, the passion, the resurrection, is the unfolding of that single sentence. Two forces, one verdict. And the verdict was issued before the Gospel even begins.
The Church has spent considerable energy preparing believers to fight darkness. We have written books on spiritual warfare, catalogued demonic hierarchies, and built entire ministries around the confrontation. What we have done far less frequently is stop and ask what John actually says darkness is capable of doing. Because the answer, once received, does not produce a warrior posture. It produces something quieter, more settled, and far more dangerous to the kingdom of darkness than any amount of striving. It produces identity.
A World That Cannot See
We inhabit a moment of profound disorientation. The modern world looks at moral absolutes and views its products as unappealing: hypocritical crusades, self-righteousness dressed as holiness, systems of oppression baptized in the language of God. The response was not to find a better absolute. It was to abolish the category altogether. Nobody gets to tell anyone what is right and every person decides for themselves. Truth is personal and morality is relative, but nobody actually lives this way.
Our same culture that insists morality is relative marches in the streets when injustice happens. It holds strong moral convictions about human dignity, about the treatment of the vulnerable, about fairness, and simultaneously insists that no moral claim can be made across persons or cultures. But we cannot sustain moral outrage without a moral standard, and we cannot say something is truly wrong if wrongness is only a matter of perspective. Relativism generates the feeling of justice with no foundation beneath it. And the Apostle John had named this condition long before anyone catalogued it.
He called it skotia. Not merely the absence of light. Not innocent ignorance awaiting illumination. The Greek word John selects throughout the Prologue denotes darkness as an active moral-spiritual state, a condition of being, not a circumstance of situation. And the defining feature of skotia, as John makes plain in chapter three, is not that it cannot locate the light. It is that it will not receive it. By John 3:19, he is explicit: men loved darkness rather than light, because their deeds were evil. The word John uses there for loved is ēgapēsan, the same root as agapē, the highest love. The world does not merely tolerate darkness. It loves it with a covenantal loyalty and has pledged itself. The world’s disorientation is not primarily intellectual, it is moral. The problem is not that the light is insufficient. The problem is that darkness, by nature, refuses it.
The Earthquake
The ancient Greek philosophers were not entirely wrong in their approach to life. They looked at the cosmos, the balance of nature, the logic embedded in creation, the order that holds the heavens in place, and concluded that something rational and divine was sustaining it all. They called it the Logos, the rational principle. To them, this was the reason behind reality and the ground of all order. Their error was not in detecting the Logos but in what they concluded about its nature.
Every major school of ancient thought agreed on one point: the heart of ultimate reality is impersonal. The Logos is a principle, not a person. An abstraction to be contemplated, not a being to be known. And if that is what the Logos is, then alignment with it demands effort of the highest order. The Stoics taught that you must develop such mastery over your own will that nothing external can move you. The philosophers insisted you must contemplate hard enough and long enough to see through appearances to the rational order beneath. All of it was for the disciplined, the brilliant, the morally exceptional. The Logos, so conceived, was never for everyone.
And then John opens his Gospel and the earthquake begins. In the beginning was the Logos. Yes, the philosophers detected something real. There is a rational principle behind reality. Everything that exists came into being through him. He is uncreated, eternal, the source of all life. But notice what John does with the verbs. In verse one, the Logos simply was, the Greek ēn, continuous uncreated being with no point of origin. In verse three, all things came into being, the Greek egeneto, a decisive moment of becoming. John puts the Logos in a categorically different class from everything else that exists. Everything else became. He simply was.
And then: the Logos became flesh and eskēnōsen among us. He pitched his tent among us. John reaches back deliberately to the wilderness tabernacle, the Shekinah glory that filled the tent in the desert, the presence so overwhelming that the priests could not stand to minister before it. That same glory, John says, came and camped among fishermen and tax collectors. The ordering principle behind the cosmos is not an abstraction to be reached by the elite. He is a Person to be known and loved, and anyone can do that. The gospel cannot be elitist by definition. If the Logos is personal, access to ultimate reality is not reserved for the morally exceptional. It is offered to anyone who will receive him.
This is the claim John makes before he writes another word. And it is the most revolutionary claim in the history of human thought, or it is nothing at all.
The Assessment That Was Wrong
Now we reach verse five. This is where the piece catches fire. The light shines in the darkness, and the darkness did not comprehend it.
The Greek word translated comprehend is katelaben. John chose this word with surgical precision, because it carries two simultaneous meanings. D.A. Carson calls it a masterpiece of planned ambiguity. The first meaning is to overcome, to overpower, to seize. The darkness did not defeat the light. Evil has not won. Despite crucifixion, despite persecution, despite every apparent reversal, the light stands unvanquished. The second meaning is to comprehend, to apprehend, to understand. The darkness did not grasp the light. Those living in darkness are constitutionally incapable of perceiving the light for what it is.
Both are true and John intends both. But press into the second for a moment.
The darkness made an assessment. It looked at the light and rendered a verdict. And the verdict was wrong, not because the darkness was careless in its reasoning, but because darkness is structurally, permanently incapable of understanding what light is. John Calvin pressed this point without hesitation: the darkened mind cannot comprehend divine light on its own terms. It lacks the faculty. The assessment was issued from inside a fundamental failure.
Katelaben is aorist tense. In Greek, the aorist describes a completed action, a moment of decisive conclusion. The darkness assessed. The case was opened, argued, and closed. But here is the layer underneath: the subject of that completed action is darkness itself. Darkness finished its assessment, darkness closed its case and darkness was wrong. The enemy is not still deliberating about you. He has already rendered his verdict and moved on, confident in a conclusion that was categorically mistaken. He is not reconsidering. He is executing a plan built on a failed calculation.
This is not merely cosmic history. It is present-tense reality for the believer in Christ. Whatever darkness has declared about you, about your past, your failures, your unworthiness, your ceiling, that verdict was issued from inside a permanent incapacity. Darkness cannot see what you are in Christ and it has never been able to. The calculation it ran against your life was corrupted at the source. Grace does not merely pardon the believer. It establishes an identity that darkness has never been equipped to assess. And the identity established in Christ is precisely what darkness cannot comprehend. It looked, assessed, concluded and got it wrong.
Phainei — Present Tense
Here is what John does not say. He does not say the light shone, past tense, once, in a historical moment now receding into memory. He does not say the light will shine, future tense, when conditions finally improve and the opposition finally relents. He says phainei which is present indicative active. The light shines. Now, continuously, without interruption, without diminishment. Paul, writing to the Corinthians, reaches back to this same light with deliberate intention. God, who said let light shine out of darkness, has shone in our hearts to give the light of the knowledge of the glory of God in the face of Jesus Christ. Paul draws a direct line from Genesis 1 to John 1 to the interior life of the believer. The same creative word that called light out of the void, the same phainei of John 1:5, is operating now, inside the believer. The light is not merely cosmic or historical. It is present and personal, shining in you with the same uncreated force with which it shone before the world began.
John wrote this into a community that knew what darkness felt like from the inside. Fellow apostles had been martyred and believers were scattered. The empire was hostile and the culture was confused. Into that context, John does not offer consolation. He does not promise that the light will overcome eventually. He declares that it shines, and the present tense is the entire point. There is no moment in which the light is not shining. There is no season in which darkness gains the upper hand. The darkness has not overcome it because the darkness structurally cannot overcome it.
Living From the Incomprehensible
There are two ways to reject the light. The first is open hostility, the darkness that refuses the light outright, that finds the whole claim of the gospel offensive and wants nothing to do with it. The second is subtler and in some ways more dangerous: the darkness that thinks it is engaging with the light but has never truly received it. The moralist who adopts a set of moral absolutes and tries to live up to them by effort, who uses those standards as a measuring rod against themselves and eventually against everyone around them. Both miss the light and both share the same fundamental problem. They are taking their cues from darkness.
The believer’s temptation runs along the same lines. Not always open rejection, but negotiation. Returning to the verdicts darkness issued and treating them as though they carry authority. Fighting as though the enemy’s assessment of your worth, your future, your standing before God might actually be accurate. Living as though the calculation darkness ran against your life might have gotten something right.
It did not. It could not. The darkness comprehended it not.
The life fully alive in Christ is not the life that never contends with darkness. It is the life that has stopped treating darkness as a credible authority. It has heard what darkness declared and recognized the source. It has returned, quietly and with deepening confidence, to what the light reveals, not because the believer is exceptional, but because the light is. Whatever darkness has spoken over you, it spoke from inside a permanent incapacity. The verdict is old and the calculation failed at the source.
The light shines on, now, without pause, in you and over you and through you. Not because of what you have achieved but because of whose life you carry. The darkness did not comprehend it. It still does not. It never will.
We pray:
Father, we thank you that the light you placed in us was never ours to generate or maintain. It is the life of your Son, resident in those who have received him, shining without our permission and beyond the reach of our failures. Where we have returned to the verdicts of darkness and treated them as truth, forgive us. Where we have tried to produce through effort what you intended to grow through identity, correct us with mercy.
Establish us so deeply in the knowledge of who we are in Christ that the assessments of darkness lose their grip. Let us not be moved by what darkness declares, because we know the source from which it speaks. Let the light in us simply be what it is, not an achievement to be sustained but a nature to be inhabited. And from that place, let the fruit come, and the discernment, and the endurance, without striving and without fear.
In the name of the one who is the light of the world.
Amen.