"It can scarcely be denied that the fundamental phenomena which first led mankind into chemical inquiries are those of combustion."

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Virtue is not a chemical product...it is a historic product, like language and literature; and this means that if we cease to care about it, cease to cultivate it, cease to transmit its funded values, a large part of it will become meaningless, like a dead language to which we have lost the key.

— Lewis Mumford