The Wrath of Cain

Can you define envy? More to the point — would you recognize it in yourself?

Start with the classic list: lust, gluttony, sloth, wrath, pride, greed, envy. Seven deadly sins. At first glance, greed and envy look like the same sin counted twice. Both involve wanting more than you have. Both are are frowned upon in polite company. So what’s the difference?

Greed is a desire for more — more money, more status, more beachfront property — but it carries no particular resentment toward the person who already has those things. Envy is different in kind, not just degree. Envy demands a target. It is, by definition, the displeasure you feel at another person’s success, happiness, or good fortune.

The distinction becomes obvious in practice:

Greed: I want a new beach house. Envy: I want your beach house.

Greed: I want a Ferrari. Envy: She got a Ferrari? I hope it crashes.

With greed, the other person is incidental. With envy, the other person is the point. You’re not trying to get ahead — you’re trying to pull them back. This is why the ancients ranked envy second only to pride among the cardinal vices. You can be greedy in isolation. Envy requires a victim.

It also requires a comparison — and comparisons don’t have to be accurate to sting. It doesn’t matter whether your neighbor is actually better off than you. It only matters that you perceive him to be.

A 2016 study published in Science Advances categorized participants in a series of economic games into one of four types: optimist, pessimist, trustful, and envious.¹ The games were designed so that the highest payoffs came from cooperation — but cooperation made you vulnerable. The envious players were distinctive: they were willing to reduce their own gains in order to hurt their partner’s. Not to win. Just to level the field.

Nearly a third of participants fell into this category.

That number deserves a pause. In a room of twelve people, roughly four of them will, under the right conditions, act against their own self-interest to prevent someone else from getting ahead. The ancients described this as a spiritual disease. The scientists just mapped it.

The Bible offers one of the more dramatic case studies in envy on record. While the Israelites were wandering in the wilderness, a Levite named Korah organized a coalition against Moses. His opening argument sounds almost reasonable:

“You have gone too far! For all in the congregation are holy, every one of them, and the Lord is among them. Why then do you exalt yourselves above the assembly of the Lord?” — Numbers 16:3, ESV

Consider the circumstances. Moses didn’t want the job. He spent considerable effort convincing God he was the wrong person for it. He was, Scripture tells us, the most humble man on earth. Korah’s complaint — that Moses had promoted himself over everyone else — was not just wrong but precisely backward.

What Korah wanted was access to the priesthood, a role reserved by God for the descendants of Aaron. Moses offered to let God decide. Korah wasn’t interested in arbitration.

What followed was, by any standard, a definitive resolution:

As soon as he finished speaking these words, the ground under them split open. The earth opened its mouth and swallowed them and their households, including every human that belonged to Korah and all their possessions. — Numbers 16:31–32, CEB

Getting swallowed by the earth is pretty intense. God, apparently, takes envy seriously.

In recent years, social psychologists have tried to rehabilitate envy — or at least part of it. The argument goes like this: there are two kinds. Malicious envy tears the other person down. Benign envy motivates self-improvement. The malicious kind is obviously destructive; the benign kind might actually be useful.

It’s a plausible distinction. The problem is the data.

A 2018 study across more than three thousand participants found that both forms of envy were reliably associated with the “Dark Triad” of personality — Machiavellianism, narcissism, and psychopathy.² Benign envy correlated with manipulative behavior; malicious envy added psychopathic traits on top. Both caused genuine psychological pain. The authors concluded that even so-called benign envy “involves subtle social manipulation” — it just doesn’t show up as openly as the malicious kind.

The brain registers envy as pain — literally. Neuroimaging studies show that envy activates the anterior cingulate cortex, the same region that processes physical hurt.³ And when the envied person fails? That activates the striatum — the brain’s reward circuit. Scripture called envy “rottenness to the bones” (Proverbs 14:30). Neuroscience eventually confirmed it.

The category of “benign envy” may be less benign than advertised.

Here’s where the piece gets personal.

Cain killed Abel. He is the obvious, extreme case — and because he’s extreme, he’s easy to dismiss. I’ve never murdered anyone over a burnt offering. True. But look at what preceded the murder: Cain “became very angry” when God accepted Abel’s offering and not his. The text doesn’t say he was angry at God. He was angry at his brother — not for what Abel did, but for what Abel received: God’s approval.

The outward expression of envy varies by temperament and circumstance. Some people become aggressive. Some become passive-aggressive. Some simply become depressed. A 2023 systematic review found that social comparison, envy, and depression are consistently linked — with envy acting as the mechanism connecting the two.⁴ What the research can't fully untangle is which comes first: the comparison that breeds envy, or the pre-existing wound that makes comparison unbearable. We have built entire platforms optimized to generate exactly this experience, at scale, several hundred times a day.

The ruling emotion is always displeasure at another’s success. The violent ones end up in jail. The depressed ones end up in therapy. Korah ends up underground. But the source is the same: someone else has something you don’t, and you can’t make peace with it.

The question worth sitting with isn’t whether you’ve ever acted like Cain. It’s whether you’ve ever felt like him.

Footnotes

¹ Julia Poncela-Casasnovas et al., “Humans Display a Reduced Set of Consistent Behavioral Phenotypes in Dyadic Games,” Science Advances 2, no. 8 (2016): e1600451. https://doi.org/10.1126/sciadv.1600451

² Jens Lange, Delroy L. Paulhus, and Jan Crusius, “Elucidating the Dark Side of Envy: Distinctive Links of Benign and Malicious Envy with Dark Personalities,” Personality and Social Psychology Bulletin 44, no. 4 (2018): 601–614. https://doi.org/10.1177/0146167217746340

³ Hidehiko Takahashi et al., “When Your Gain Is My Pain and Your Pain Is My Gain: Neural Correlates of Envy and Schadenfreude” Science 323, no. 5916 (2009): 937–939. https://doi.org/10.1126/science.1165604

⁴ Federica Carraturo et al., “Envy, Social Comparison, and Depression on Social Networking Sites: A Systematic Review,” European Journal of Investigation in Health, Psychology and Education 13, no. 2 (2023): 364–376. https://doi.org/10.3390/ejihpe13020027. The review found consistent correlations across all nine studies, with envy acting as a mediator between social comparison and depression in cross-sectional designs. Notably, the only two studies capable of establishing directionality found that depression predicted envy rather than the reverse — suggesting the vulnerable are more prone to the comparison trap, not that the trap creates the vulnerability.