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Nothing has afforded me so convincing a proof of the unity of the Deity as these purely mental conceptions of numerical and mathematical science which have been by slow degrees vouchsafed to man, and are still granted in these latter times by the Differential Calculus, now superseded by the Higher Algebra, all of which must have existed in that sublimely omniscient Mind from eternity. Mary Somerville		Sunday Aug 16, 2026
		Quotes: 53419 Authors: 9969

About Calvin John Coolidge

	Calvin John Coolidge
	(1872-1933) 30th President of the U.S. 1923-1929.

Popular Calvin John Coolidge Quotes
All growth depends upon activity. There is no development physically or intellectually without effort, and effort means work.

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