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Who really said it

Comparison is the thief of joy

Not C.S. Lewis — a modern anonymous saying Unknown — an anonymous modern aphorism exact wording first documented c. 2004
Disputed Rights unconfirmed

No work by C.S. Lewis contains this line. Quote Investigator finds the exact wording only in the mid-2000s as an anonymous saying — and the earliest source to use it, Curt Cloninger’s 2004 Connect2God, itself says only “Somebody once said…” The Lewis credit does not appear until 2011, and QI judges it — along with the Roosevelt and Twain credits — “currently unsupported.”

Last verified 8 Jul 2026 · how we verify · spot an error?

For presentations

Put it on a slide

Disputed credit — copy with the correction

“Comparison is the thief of joy” Comparison is the thief of joy. — Anonymous (often misattributed to C.S. Lewis, Theodore Roosevelt, or Mark Twain)

The slide-ready mistake: crediting this to C.S. Lewis. Use the credit shown above instead.

Can you use it?

We couldn’t verify where this wording comes from, so there’s no rights status to give. Safe to present as an unverified or anonymous line — just don’t assert a specific author or source.

Image direction — grounded in this quote’s real context; paste into your image tool

In context

Evoking the world of C.S. Lewis — British writer, scholar & Christian apologist. Theme: "Comparison is the thief of joy". Atmospheric and restrained, cinematic directional light, a muted period-appropriate palette, fine grain and texture. Compose with generous empty space for the quote and a small credit line. No lettering in the image itself.

Minimalist

Minimalist editorial slide for the quote "Comparison is the thief of joy". Clean background, a single muted accent color, generous negative space, subtle paper or linen texture, no literal illustration — let the words carry it. Reserve clear space for a serif quote and a small credit line. No lettering in the image itself.

Provenance

Where the line actually comes from

Popularly credited to
C.S. Lewis (1898–1963)
Earliest exact match
Curt Cloninger, Connect2God: Instant Messages from God to Teens (2004)
Original attribution
None — disclaimed as “Somebody once said”
Status
Anonymous modern aphorism; Lewis credit unsupported

Somebody once said that comparison is the thief of joy.

How the phrase appears in its earliest documented source — Curt Cloninger’s 2004 Connect2God — where the author explicitly disclaims authorship. Per Quote Investigator.

Quote Investigator: “Comparison Is the Thief of Joy”

How we verified this

  • Quote Investigator finds the exact wording first in Curt Cloninger’s 2004 Connect2God, where it is disclaimed as “Somebody once said,” and conjectures the saying was already circulating anonymously.
  • The credit to C.S. Lewis first appears in 2011, in Marian Jordan’s The Girlfriends’ Guidebook — nearly half a century after Lewis’s death in 1963, per QI.
  • The rival credits followed later still — Theodore Roosevelt in 2012 and Mark Twain in 2013 — a classic sign of a “magnet” quote drifting onto famous names, per QI.
  • QI concludes the ascriptions to Roosevelt, Twain, and Lewis are all “currently unsupported.”

The exact wording is an anonymous modern aphorism with no identified originator; its earliest documented appearance (2004) already disclaims authorship. Because no source work or author can be tied to the line, no copyright or public-domain status can honestly be asserted.

Fact-check

Who it’s wrongly credited to

This is a textbook “magnet” quote: an anonymous modern saying that has been pinned, in turn, onto three famous names, none of whom can be shown to have said it.

C.S. Lewis Unsupported

The credit first appears in 2011, in Marian Jordan’s The Girlfriends’ Guidebook — nearly 50 years after Lewis died in 1963. The line is in none of his works, and Quote Investigator calls the ascription unsupported.

Theodore Roosevelt Unsupported

The most viral modern credit, but it surfaces only in 2012 — over 90 years after Roosevelt’s death — with no documented source in his speeches or writings, per QI.

Mark Twain Unsupported

A later credit still, appearing in 2013, with no basis in Twain’s works — a common landing spot for orphan aphorisms, per QI.

The earliest documented use, in 2004, already treats the line as anonymous — “Somebody once said” — and Quote Investigator finds no support for any of the famous attributions.

Context

Why the confusion

The sentiment — that measuring yourself against others drains your contentment — is old and widely felt, which is exactly why it attaches so easily to admired names. But a familiar idea is not evidence of a specific author. The exact epigram “comparison is the thief of joy” is only documented from the mid-2000s onward.

When a saying has no home, it tends to drift toward whoever lends it the most authority. Here that pull produced three different famous fathers in quick succession — Lewis (2011), Roosevelt (2012), and Twain (2013) — a pattern that itself signals fabrication rather than fact.

An anonymous line in 2004; three famous fathers by 2013.

Explore

Filed under

More provenance-checked quotes on the same theme, each with its reuse status.

Happiness Gratitude Wisdom

Go further

Dig deeper

Trusted places to keep pulling the thread — primary archives, fact-checks, and scholarship. We show how we used each one before you leave.

Comparison Is the Thief of Joyquoteinvestigator.com

The definitive chronology: earliest 2004 anonymous attestation and the later drift onto Lewis, Roosevelt, and Twain.
Theodore Roosevelten.wikiquote.org

Wikiquote’s Roosevelt page, useful for checking which sayings credited to him are actually sourced — though this particular line is not currently listed there.
C.S. Lewisen.wikiquote.org

Wikiquote’s sourced and misattributed listings for Lewis, a frequent magnet for unsourced feel-good lines — this specific line is not currently catalogued there.
Who Said ‘Comparison Is the Thief of Joy’?biblestudytools.com

A popular devotional page that repeats the (unverified) Roosevelt attribution as established fact — an example of how the misattribution spreads.

The name it’s pinned to

About the credited author

C.S. Lewis

1898–1963 · British writer, scholar & Christian apologist

Clive Staples Lewis was an Oxford and Cambridge literary scholar and the author of The Chronicles of Narnia, Mere Christianity, and The Screwtape Letters. His warmth and quotability have made him one of the internet’s biggest magnets for feel-good aphorisms — many, like this one, that he never wrote. The line does not appear in any of his published works, letters, or talks.

For writers & researchers

Cite this

The primary source (Chicago)

Garson O’Toole (Quote Investigator), “Comparison Is the Thief of Joy,” QuoteInvestigator.com, 6 February 2021; earliest documented use: Curt Cloninger, Connect2God: Instant Messages from God to Teens (Nashville: J. Countryman, 2004).

This verification page

Quotle.info. “Who really said ‘Comparison is the thief of joy’?” Last verified 8 Jul 2026. https://quotle.info/who-said/comparison-is-the-thief-of-joy

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