Eureka! I have found it!

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  Do not disturb my circles!

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  Give me a place to stand, and I shall move the Earth.

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  Technological progress has merely provided us with more efficient means for going backwards.

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  Facts do not cease to exist because they are ignored.

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  The greatest amount of knowledge, if it has not been worked over by one’s own thinking, is worth much less than a far smaller amount that has been thoroughly thought through.

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  To make war a mere contest of machines without men and without loss of life.

All quotes