On Sat, 4 Feb 2017 12:13:46 -0800 (PST), Ross <
benl...@ihug.co.nz>
wrote:
Also using the phrase "true word":
c. Proverb. "many a true word is spoken in jest" and variants: an
apparently humorous or light-hearted remark may in fact be
particularly accurate, perceptive, or discerning.
?1655 T. J. Merry Mans Resol. (single sheet) I protest, That
many a true word hath been spoke in jest.
1661 J. Hill Wonder in Stafford-shire 3 Yet there's many a true
word spoake in jest you'l say.
1701 Let. to French King 14 Mocking's catching, Monsieur Lewis,
and many a true Word is spoken in Jest.
1749 J. Swift Tittle Tattle ii. 46 They say many a true Word is
spoken in jest.
<snip>
--
Peter Duncanson, UK
(in alt.usage.english)