
“Never attempt to teach a pig to sing; it wastes your time and annoys the pig.”
Source: Time Enough for Love
Vorkosigan Saga, Memory (1996)
“Never attempt to teach a pig to sing; it wastes your time and annoys the pig.”
Source: Time Enough for Love
“Time spent arguing with the faithful is, oddly enough, almost never wasted.”
Source: 2000s, 2001, Letters to a Young Contrarian (2001)
“Waste no more time arguing what a good man should be. Be one.”
Μηκέθ᾽ ὅλως περὶ τοῦ οἷόν τινα εἶναι τὸν ἀγαθὸν ἄνδρα διαλέγεσθαι, ἀλλὰ εἶναι τοιοῦτον.
X, 16
Variant: Don't go on discussing what a good person should be. Just be one.
Source: Meditations (c. 121–180 AD), Book X
On the abortion debate, in which her stance was the opposite of her husband's, as quoted in TIME magazine (24 August 1992)
Pages 65-66
2000s, Promises to Keep (2008)
“Time spent with cats is never wasted.”
Frequently attributed to Freud, but there is no evidence Freud ever said it http://www.freud.org.uk/about/faq/.
Misattributed