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"No useless discourse. All conversation which does not serve to enlighten ourselves or others, to interest the heart or amuse the mind, is hurtful."
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Nicolas Léonard Sadi CarnotQuestion thyself to learn what will please others. — Nicolas Léonard Sadi Carnot
"Question thyself to learn what will please others."
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Nicolas Léonard Sadi Carnot
Nicolas Léonard Sadi Carnot
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Nicolas Léonard Sadi Carnot was a French military engineer and physicist. A graduate of the École polytechnique, Carnot served as an officer in the Engineering Arm of the French Army. He also pursued scientific studies, and in June 1824 published an essay titled Reflections on the Motive Power of Fire. In that book, which would be his only publication, Carnot developed the first successful theory
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"Notwithstanding the work of all kinds done by steam-engines... their theory is very little understood, and the attempts to improve them are still directed almost by chance."
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Nicolas Léonard Sadi CarnotQuote
"Iron and heat are... the supporters, the bases, of the mechanic arts."
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Nicolas Léonard Sadi CarnotQuote
"Steam navigation... tends to unite the nations of the earth as inhahitants of one country. ...is not this the same as greatly to shorten distances?"
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Nicolas Léonard Sadi CarnotQuote
"There is almost as great a distance between the first apparatus in which the expansive force of steam was displayed and the existing machine, as between the first raft that man ever made and the modern vessel."
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Nicolas Léonard Sadi CarnotQuote
"To take away to-day from England her steam-engines would be to take away at the same time her coal and iron. It would be to dry up all her sources of wealth, to ruin all on which her prosperity depends, in short, to annihilate that colossal power."
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Nicolas Léonard Sadi Carnot