One DECEIT (falsehood) drives out another

Meaning & Analysis

A single act of deception or a lie often necessitates another one to either conceal the first lie or to counteract a different falsehood.

Insights

The Vicious Cycle of Lies

The proverb illustrates how a single lie can initiate a self-perpetuating cycle. Maintaining the original deceit requires fabricating additional lies, leading to an inescapable web of falsehoods.

Strategic Counter-Deception

It can be interpreted as a strategic principle where one lie is deliberately deployed to neutralize or discredit another. This suggests a world where truth is not the only remedy for falsehood; sometimes, a competing narrative is used to displace it.

Moral Corrosion

The proverb warns that engaging in deceit is a corrupting process. What begins as a single falsehood can lead to a state of moral decay, where deception becomes a habitual and necessary mode of operation.

Displacement of Belief

A new, more compelling falsehood can supplant an older one in the public or an individual's consciousness. The focus shifts, and the original lie is effectively 'driven out' or forgotten, replaced by a more immediate or powerful deceit.

Classical 'Like Cures Like' Trope

This proverb belongs to a classical and Renaissance family of 'like drives out like' sayings, as shown in Erasmus's 'Similia' and numerous cross-references ('One nail drives out another', 'One fire drives out another'). It frames deceit not as a simple vice but as a self-propagating force.

Psychology of Escalation

The proverb masterfully captures the psychological trap of cognitive dissonance. To resolve the internal conflict caused by a lie, an individual often resorts to further, more elaborate falsehoods, creating a cycle where each new deceit serves to justify or obscure the last.

Literary and Therapeutic Application

Shakespeare elevates the proverb from a simple warning to a complex therapeutic strategy. In 'King John', the line 'falsehood falsehood cures, as fire cools fire' suggests that a new preoccupation or 'falsehood' can alleviate the pain of a previous one, treating deception as a form of counter-irritant.

Ethical Ambiguity

The proverb raises a significant ethical dilemma, particularly when read alongside 'To deceive the deceiver is no deceit'. It forces a consideration of whether deceit can be a legitimate tool to combat a pre-existing falsehood, blurring the lines between vice and tactical necessity.

Rhetorical Devices

Personification

The verb 'drives out' personifies deceit as an active, forceful agent capable of expelling another of its kind, creating a vivid image of conflict between lies.

Parallelism

The balanced structure 'One X drives out another' uses repetition to create a memorable, aphoristic rhythm that underscores the cyclical and relentless nature of deception.

Metaphor

The proverb functions as a metaphor for psychological and social displacement, where one problem, obsession, or lie is replaced by another, rather than being truly resolved.

deceptionliesescalationpsychologymoralityirony
Analyzed with gemini-2.5-pro on July 4, 2025

Transcription

Quotations

Ut amor pellat amorem, ceu clavus clavum, ira iram, et dolor dolorem.

— Erasmus, Similia 606B

Fallacia alia aliam trudit. One disceyt dryueth out an other. As we se one nayle dryuen out with an other nayle, so doth many tymes one crafte and gyle expell an other.

1539, TAV., f. 32

One deceite doth barre another.

1586, WITHALS, s. O8

Shakespeare Citations

And falsehood falsehood cures, as fire cools fire Within the scorched veins of one new burn'd.

Jn, III.i

It is a falsehood she is in, which is with falsehoods to be combated.

TNK, IV.iii

Cross References

Original Scan

One DECEIT (falsehood) drives out another - a scanned entry from Tilley's 1950 Dictionary of Proverbs.
Scan courtesy of HathiTrust Digital Library.
Used under CC BY-NC 3.0.

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Last updated: January 27, 2026