“With a few exceptions, lower population [density] means fewer problems [for survivalist retreats]. When the Schumer Hits the Fan, there will be a mass exodus from the cities. Think of it as an army that is spreading out across a battlefield: The wider they are spread, the less effective they are. The inverse-square law hasn’t been repealed.”
How to Survive the End of the World as We Know It, Plume, New York (2009)
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James Wesley Rawles 26
Survivalist-fiction author and blogger 1960Related quotes

"Our March" (1917); translation from C. M. Bowra (ed.) A Book of Russian Verse (London: Macmillan, 1943) p. 125

"The Abolition of Slavery in Puerto Rico" (1893)
continuity (38) “Not For Sale But Can Be Had On Application”
Stand on Zanzibar (1968)

Clifford Krauss https://www.nytimes.com/by/clifford-krauss, in ‘I Assume the Presidency’: Bolivia Lawmaker Declares Herself Leader https://www.nytimes.com/2019/11/12/world/americas/evo-morales-mexico-bolivia.html, The New York Times, (12 November 2019)
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“With Alexander the stage of Greek influence spread across the world.”
Alexander's Empire, p. 8
“and when he moved it was like watching oil spread across a lake, smooth and fluid, almost vicious”
Source: The Song of Achilles

“You hit somebody with your fist and not with your fingers spread.”
Man schlägt jemanden mit der Faust und nicht mit gespreizten Fingern.
As quoted in Die Deutschen gepanzerten Truppen bis 1945 (1965) by Oskar Munzel, p. 209; this indicated the need to concentrate tank forces for one strong push in one direction and not distribute them over a large area.