“As iron is eaten away by rust, so the envious are consumed by their own passion.”
Antisthenes (-444–-365 BC) Greek philosopher
§ 5
From Lives and Opinions of the Eminent Philosophers by Diogenes Laërtius
Antisthenes, 4.
The Lives and Opinions of Eminent Philosophers (c. 200 A.D.), Book 6: The Cynics
“As iron is eaten away by rust, so the envious are consumed by their own passion.”
Antisthenes (-444–-365 BC) Greek philosopher
§ 5
From Lives and Opinions of the Eminent Philosophers by Diogenes Laërtius
Muhammad (570–632) Arabian religious leader and the founder of Islam
Irshadul Qulub; Page 78
Shi'ite Hadith
Leonardo Da Vinci (1452–1519) Italian Renaissance polymath
The Notebooks of Leonardo da Vinci (1883), XIX Philosophical Maxims. Morals. Polemics and Speculations.
Variant: Just as iron rusts from disuse... even so does inaction spoil the intellect.
“Lies are rust on iron. A blemish on power.”
Pierce Brown book Golden Son
Source: Golden Son (2015), Ch. 15: Truth; Aja
“If gold rusts, what then can iron do?”
Geoffrey Chaucer book The Canterbury Tales
Source: The Canterbury Tales
“Reader, pray that soon this Iron Age
Will crumble, and Beauty escape the rusting cage.”
Philip José Farmer (1918–2009) American science fiction writer
"Beauty in This Iron Age" in Starlanes #11 (Fall 1953); re-published in Pearls From Peoria (2006)
Antisthenes (-444–-365 BC) Greek philosopher
§ 5
From Lives and Opinions of the Eminent Philosophers by Diogenes Laërtius