It is best to use another MAN's madness

Meaning & Analysis

It is most advantageous to capitalize on the irrational or foolish behavior of another person.

Insights

Strategic Exploitation

The proverb serves as a cynical piece of strategic advice, where 'madness' symbolizes any error in judgment, emotional vulnerability, or irrational obsession in a competitor or opponent. 'Using' it means turning their weakness into your strength.

Vicarious Learning

On a less predatory level, the proverb advises learning from the follies of others. By observing the consequences of another's 'madness', one can gain wisdom and avoid making similar mistakes, thus 'using' their experience for one's own benefit.

Ruthless Pragmatism

The proverb can be seen as an endorsement of emotional detachment and ruthless pragmatism. It suggests that success often requires setting aside moral qualms about profiting from the psychological weaknesses or poor decisions of others.

Machiavellian Strategy

This proverb reflects a Machiavellian worldview, suggesting that the irrationality, passions, or errors of others are not just weaknesses to be observed but strategic assets to be actively exploited for personal advantage. It resonates with principles found in works like Sun Tzu's 'The Art of War', where understanding an opponent's psychological state is paramount.

Psychological Opportunism

The proverb delves into the psychological dynamic of social opportunism. It presupposes that human behavior is often irrational and that this 'madness' is a predictable and therefore usable force. It encourages a detached, analytical view of human folly as a resource rather than a tragedy.

Ethical Ambiguity

The ethical ambiguity of the word 'use' is central to the proverb's power. It can be interpreted benignly as 'learning from others' mistakes' (as suggested by the cross-reference to 'other men's harms') or more cynically as 'manipulating others' vulnerabilities'. This duality makes it a potent and unsettling piece of advice.

Rhetorical Devices

Metaphor

'Madness' serves as a powerful metaphor for a wide spectrum of human irrationality, including passion, obsession, poor judgment, and foolishness, making the proverb broadly applicable.

Aphorism

The proverb is delivered as a concise, memorable aphorism. Its direct and assertive tone presents a piece of worldly, albeit cynical, wisdom as an undeniable fact.

Cynical Tone

The proverb carries a distinctly cynical and calculating tone, implying a world where interpersonal relationships are transactional and ripe for exploitation.

strategyexploitationcynicismpsychologypragmatismmanipulation
Analyzed with gemini-2.5-pro on September 2, 2025

Transcription

Quotations

1539, TAV., f. 34V.

Cross References

Original Scan

It is best to use another MAN's madness - 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