An idle brain is the devil's workshop.

Meaning: Unoccupied minds naturally drift toward mischief and destructive thoughts rather than productive or virtuous pursuits.

Origin: From 'A Dictionary of English Proverbs and Proverbial Phrases' (1870). Public domain.

More proverbs about Perseverance

• God never measures men by inches. — Height matters less than character; true worth is invisible to the eye.
• Industry is fortune's right hand and frugality her left. — Hard work and careful spending together create wealth; neither alone suffices.
• Better lose a jest than a friend. — Sacrificing a humorous quip protects valued relationships that require more care than mom…
• Tis a great journey to the world's end. — Long journeys require patience and persistence; ambitious goals demand sustained effort o…
• Keep a thing seven years, and you will find a use for it. — Patience with possessions reveals hidden utility; what seems worthless today becomes inva…
• He that labours and thrives, spins gold. — Hard work that produces results generates wealth and prosperity far beyond initial effort.

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