Thomas Malthus：An Essay on the Principle of Population, Excerpt 19

Population, when unchecked, increases in a geometrical ratio. Subsistence increases only in an arithmetical ratio. A slight acquaintance with numbers will shew the immensity of the first power in comparison of the second.

Source： https://www.gutenberg.org/ebooks/4239
Locator：Excerpt 19 · Verified：2026-10-19 · Verification：Short excerpt

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