“A week is a long time in politics.”
Possibly misattributed; according to Nigel Rees in Brewster's Quotations (1994), asked shortly after his retirement in 1977 about the quote, he could not pinpoint the first occasion on which he uttered the words.
Attributed
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Harold Wilson 42
Former Prime Minister of the United Kingdom 1916–1995Related quotes

“It's just been a long week, that's all."
"It's monday night, Jess."
"My point exactly.”
Source: Touching Darkness

“I could eat black walnut all the time, it's not a flavor of the week!”
Fox & Friends
Television
Fox News
2011-10-04, quoted in * Herman Cain Refers To Himself As ‘Black Walnut Ice Cream’ On Fox and Friends
Mediaite
2011-10-04
James
Crugnale
http://www.mediaite.com/tv/herman-cain-refers-to-himself-as-black-walnut-ice-cream/
2011-10-08
(1986) n.p.
Structures are no longer valid', in "Ein Gespräch..."

Source: Why Men Earn More (2005), p. xviii.

A Narrative of Some of the Lord's Dealings with George Müller Written by Himself, Fourth Part.
Fourth Part of Narrative