- the rotten apple injures its neighbour
- The proverb is also found in a number of variant forms, some of which are illustrated below. Cf. L. pomum compunctum cito corrumpit sibi junctum, a rotten apple quickly infects its neighbour.
1340 Ayenbite of Inwit (EETS) 205 A roted eppel amang the holen [whole ones], maketh rotie the yzounde [sound].
1577 J. NORTHBROOKE Treatise against Dicing 95 A peny naughtily [dishonestly] gotten, sayth Chrysostome, is like a rotten apple layd among sounde apples, which will rot all the rest.
1736 B. FRANKLIN Poor Richard’s Almanack (July) The rotten apple spoils his companion.
1855 H. G. BOHN Hand-Book of Proverbs 514 The rotten apple injures its neighbour.
1979 D. MACKENZIE Raven feathers his Nest 19 The police..have a deserved reputation for uprightness... But one bad apple can spoil the whole barrel.
Proverbs new dictionary.