A small LEAK will sink a great ship

Meaning & Analysis

Even a tiny hole in the hull of a large ship, if left unchecked, can eventually fill the vessel with water and cause it to sink.

Insights

Neglected Details Lead to Ruin

The proverb warns that small, overlooked problems—if left unaddressed—can accumulate and cause major failures or disasters, regardless of initial scale or strength.

Power Undermined by Weakness

Illustrates how even great power, size, or prestige is vulnerable to seemingly insignificant flaws or vulnerabilities if not carefully maintained.

Warning Against Complacency

It serves as a cautionary reminder not to dismiss minor faults, mistakes, or expenses, as their cumulative effect can be disastrous.

Maritime Symbolism of Fragility

The ship, historically a symbol of enterprise, empire, or the soul, becomes here a metaphor for complex systems—fragile despite their grandeur, and susceptible to subtle breaches of integrity.

Moral and Financial Prudence

Benjamin Franklin and others used variations of this proverb to advocate for fiscal caution, linking minor expenditures or ethical lapses with larger systemic consequences—a theme resonant in both economic and moral discourse.

Cultural Parallels of Structural Weakness

This proverb has cross-cultural analogues (e.g., 'The straw that broke the camel’s back') that reflect a universal recognition of how minor elements can have outsized destructive power when neglected.

Rhetorical Devices

Metaphor

The ship functions as an extended metaphor for organizations, individuals, or societies—showing how damage in a small area can compromise the whole.

Paradox

The proverb juxtaposes the 'small leak' with the 'great ship,' highlighting the unexpected disproportion between cause and effect.

Symbolic Compression

In a single phrase, the proverb compresses a broad life lesson into an accessible, visual, and memorable image—part of its enduring power.

cautionvulnerabilityneglectmetaphorfragilityprudence
Analyzed with gpt-4o on July 10, 2025

Transcription

Quotations

Many little leaks may sink a ship.

1642, FULLER, Holy State, I viii, p. 20

A little leak neglected, in time will sink a ship.

1670, RAY, p. 118
1732, FUL., no. 407

(Beware of little Expences; a small).

1745, FRANKLIN, p. 22

Cross References

Original Scan

A small LEAK will sink a great ship - 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