Why is there evil in the world?

One of the most common and difficult questions people ask—both inside and outside the Christian faith—is this: If God is good and all-powerful, why is there so much evil in the world? Wars, sickness, injustice, abuse, and personal suffering can make this question feel deeply personal. The Bible does not shy away from this tension. Instead, Scripture offers a framework that helps us understand where evil comes from, why God allows it for a time, and where hope ultimately lies.

The Bible begins by affirming that God did not create evil. In the opening chapters of Genesis, everything God made was declared “very good” (Genesis 1:31). Humanity was created in God’s image and given a world marked by harmony, peace, and purpose. Evil entered the world not through God’s design, but through human rebellion. When Adam and Eve chose to disobey God in the Garden of Eden (Genesis 3), sin entered the world, fracturing humanity’s relationship with God, with one another, and with creation itself. The Apostle Paul explains this clearly: “Sin entered the world through one man, and death through sin, and in this way death came to all people” (Romans 5:12).

At its core, evil is the result of humanity misusing the gift of free will. God created people with the ability to choose love, obedience, and goodness—but that same freedom makes rejection possible. Forced obedience is not love. As theologian Alvin Plantinga argues in his well-known Free Will Defense, a world with genuine freedom is more valuable than a world of programmed goodness, even though it allows for the possibility of moral evil. Scripture supports this reality when it reminds us that people often choose darkness over light: “Light has come into the world, but people loved darkness instead of light because their deeds were evil” (John 3:19).

Evil in the world appears in two primary forms: moral evil and natural evil. Moral evil refers to suffering caused by human actions—violence, greed, oppression, and injustice. The Bible is painfully honest about humanity’s capacity for this kind of evil. “There is no one righteous, not even one” (Romans 3:10). From Cain’s murder of Abel to modern atrocities, Scripture consistently shows that sin distorts human hearts and leads to devastating consequences.

Natural evil, on the other hand, includes suffering that is not directly caused by human choice—such as disease, natural disasters, and death. The Bible connects this kind of suffering to the broader effects of the Fall. Creation itself has been damaged by sin. Paul writes that “the whole creation has been groaning as in the pains of childbirth” (Romans 8:22). While God remains sovereign, the world we live in is not the world as it was originally intended to be.

A crucial truth of the Christian faith is that God is not distant from human suffering. He does not merely observe evil from afar. In Jesus Christ, God entered into a broken world and experienced suffering firsthand. Jesus was betrayed, beaten, and crucified—an innocent man suffering unjustly. Isaiah foretold this, describing the Messiah as “a man of suffering, and familiar with pain” (Isaiah 53:3). At the cross, God demonstrated that He takes evil seriously enough to confront it directly, not by avoiding pain, but by absorbing it.

The cross also shows us that God can bring good out of evil without being the author of it. The greatest injustice in history—the crucifixion of Jesus—became the means of salvation for the world. As Joseph told his brothers after they sold him into slavery, “You intended to harm me, but God intended it for good” (Genesis 50:20). This does not mean evil is excused or minimized; rather, it means evil does not have the final word.

The Bible also teaches that evil is temporary. God’s patience with evil is not indifference but mercy. Second Peter explains that God delays final judgment because He desires people to turn to Him: “The Lord is not slow in keeping his promise… Instead he is patient with you, not wanting anyone to perish” (2 Peter 3:9). One day, God will fully and finally deal with evil. Scripture promises a future where “there will be no more death or mourning or crying or pain” (Revelation 21:4).

In the meantime, God calls His people to respond to evil not with despair, but with faith, compassion, and action. Christians are invited to be agents of light in a dark world—to love their neighbors, pursue justice, care for the suffering, and resist evil with good (Romans 12:21). While we may not have every answer, we trust a God who has proven His goodness through creation, through the cross, and through the promise of restoration.

Ultimately, Christianity does not offer a shallow explanation for evil, but a hopeful one. Evil exists because the world is broken by sin—but it will not exist forever. God is at work redeeming what has been damaged, and one day He will make all things new. Until that day, we cling to the truth that God is good, God is present, and God is victorious.

Further Reading & Resources:

• Alvin Plantinga, God, Freedom, and Evil

• C.S. Lewis, The Problem of Pain

• Tim Keller, “The Problem of Evil” (The Gospel Coalition)

• John Stott, The Cross of Christ