“A new idea is delicate. It can be killed by a sneer or a yawn; it can be stabbed to death by a quip and worried to death by a frown on the right man's brow.”
Help us to complete the source, original and additional information
Ovid 120
Roman poet -43–17 BCRelated quotes

“Death destroys a man, but the idea of death saves him.”
Source: Howards End (1910), Ch. 41

“Sneer, frown, and be miserable, for tomorrow you live.”
Source: The Wine of Violence (1981), Chapter 17 (p. 202)

Dolcino to Margaret, reported in Bartlett's Familiar Quotations, 10th ed. (1919).
Attributed

Waldersee in November, 1877, as quoted by Gordon Alexander Craig, "Germany, 1866-1945" (Oxford University Press, 1978) p.133

Interview with Joe Hagan appearing in Vanity Fair, October 2020

The Lie (1608).