Meaning & Analysis
Promises are easily broken, just as piecrust is; they are fragile and not to be relied on.
Insights
Fragility of Commitments
The proverb equates promises with piecrust to underscore their delicacy and the ease with which they are disregarded, suggesting that many promises are inherently insubstantial.
Cynicism Toward Trust
It expresses a cynical view of human nature, implying that promises are not made with the intention of being kept, but are instead expected to be broken, much like a crust is expected to crumble.
Social Skepticism
It critiques the unreliability of public or political assurances, hinting at widespread skepticism toward official or formal promises.
Satirical Edge
The proverb has long been used satirically or humorously, especially in political or social commentary, to expose hypocrisy and the routine breaking of solemn vows.
Literary Resonance
Swift and other writers invoked the image to ridicule the worthlessness of promises. Shakespeare, in a similar vein, wrote 'oaths are straws, men's faiths are wafercakes,' capturing the same skepticism in a culinary metaphor.
Psychological Realism
It acknowledges a tendency to overpromise and underdeliver, normalizing the gap between words and deeds and serving as a caution against naïveté.
Rhetorical Devices
Simile
Directly compares promises to piecrust, vividly illustrating the proverb’s central message of fragility.
Irony
The phrase is deeply ironic, using a playful image to expose the disappointing reality of unreliable promises.
Wordplay
The phrase exploits the double meaning of 'broken' (as in literal piecrust and figurative promises), adding to its memorability and wit.
Transcription
Quotations
He makes no more of breaking Acts of Parliaments, than if they were like Promises and Pye-crust, made to be broken.
(Promises and pie-crust).
Shakespeare Citations
For oaths are straws, men's faiths are wafercakes.
Related Proverbs
Original Scan

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