Sum folks, az they gro older, gro wizer; but most folks simply gro stubbornner.
 
[Some folks, as they grow older, grow wiser; but most folks simply grow more stubborn.]

Josh Billings (1818-1885) American humorist, aphorist [pseud. of Henry Wheeler Shaw]

Everybody’s Friend, Or; Josh Billing’s Encyclopedia and Proverbial Philosophy of Wit and Humor, ch. 148 “Affurisms: Ink Brats” (1874)
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