The chief DISEASE that reigns this year is folly

Meaning & Analysis

The most dominant and widespread affliction affecting people at the present time is not a physical sickness, but rather foolishness and a lack of sound judgment.

Insights

Critique of Societal Irrationality

The proverb functions as a sharp social critique, diagnosing the primary cause of societal problems not as economic or political failure, but as a fundamental lack of wisdom and good sense among the people or their leaders.

Commentary on Human Nature

It serves as a timeless observation on human nature, suggesting that every era is plagued by its own unique form of collective foolishness, which can be seen as the root of its conflicts and failures.

The Destructive Power of Foolishness

The proverb warns against underestimating the destructive power of poor judgment. By framing folly as a 'disease', it implies that it is a debilitating condition that can infect and weaken an entire society.

Medical Metaphor as Social Critique

The proverb uses a powerful medical metaphor to critique societal behavior, framing widespread poor judgment as a contagious epidemic. This was particularly resonant in the 17th century, an era familiar with devastating plagues, making the comparison to 'folly' as a 'disease' both vivid and alarming.

Literary and Satirical Resonance

This saying echoes the tradition of 'Fools' Literature', such as Erasmus's 'In Praise of Folly' or Sebastian Brant's 'Ship of Fools', which satirize human and societal foolishness. The proverb acts as a concise summary of this genre, diagnosing irrationality as the fundamental ailment of any given era.

Cyclical Nature of Human Folly

The phrase 'this year' gives the proverb a unique temporal quality. It is both immediate, applying to the specific present of the speaker, and timelessly adaptable. It suggests a cyclical view of history where each period is defined by its own particular brand of dominant, reigning foolishness.

Psychology of Collective Irrationality

Psychologically, the proverb points to the phenomenon of social contagion and groupthink. By describing folly as a 'reigning disease', it suggests that irrational beliefs and behaviors can spread through a population, overwhelming individual reason and becoming a dominant, shared affliction.

Rhetorical Devices

Metaphor

The core of the proverb is the powerful metaphor comparing 'folly' to a 'disease', which frames a character flaw as a public health crisis, emphasizing its severity and contagious nature.

Personification

The word 'reigns' personifies folly, giving it the active, dominant power of a monarch or a rampant plague, suggesting its pervasive and controlling influence over society.

Hyperbole

Calling folly the 'chief' disease is a use of hyperbole that elevates foolishness above all other potential calamities of the year, stressing its ultimate importance as the root of all other troubles.

follysocietycritiquejudgmentmetaphorhuman-nature
Analyzed with gemini-2.5-pro on July 6, 2025

Transcription

Quotations

1640, HERB., no. 761
1658, EDMONDSON, Comes Fac. in Via, p. 308
1659, N.R., p. 105

The chiefest Disease

1664, COD., p. 221

Original Scan

The chief DISEASE that reigns this year is folly - 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