“I love Americans, but not when they try to talk French. What a blessing it is that they never try to talk English.”

Book 2, Chapter 5 “A Question of Attitudes” (p. 368)
Oswald Bastable, The Steel Tsar (1981)
Context: “I’ve given that up,” said Makhno. “It doesn’t appear to work. You mention peace and everyone tries to shoot you or jail you.”

To Leon Goldensohn, March 13, 1946, from "The Nuremberg Interviews" - by Leon Goldensohn, Robert Gellately - History - 2004

Source: The Lover's Dictionary

Source: Extremely Loud and Incredibly Close

Variant: and it ought to make us feel ashamed when we talk like we know what we're talking about when we talk about love.
Source: What We Talk About When We Talk About Love

In a letter to curator Sam Wagstaff, 1967
Agnes Martin stopped painting in 1967 and left New York. Before leaving town she wrote to the curator Sam Wagstaff https://www.aaa.si.edu/collections/samuel-wagstaff-papers-6939, who was then working at the Wadsworth Atheneum in Hartford
1960's

When an MP sought to correct Palmerston when he said "non-interference" instead of "non-intervention" in the House of Commons http://hansard.millbanksystems.com/commons/1832/aug/02/germany-protocol-of-the-diet (2 August 1832)
1830s

E.W. Howe's Monthly January, 1912.