Manpower Quotes (2 quotes)
In past times the chief store of national power was manual labor: to-day it is the machine that does the work, and not the man.
Published separately as The Function of Science in the Modern State (1919), 20. Earlier it was as an article, 'Prefactory Essay: The Function of Science in the Modern State', Encyclopedia Britannica: New Volume VIII (1902), Vol. 32 of the complete series, xiii.
The object of the present volume is to point out the effects and the advantages which arise from the use of tools and machines;—to endeavour to classify their modes of action;—and to trace both the causes and the conséquences of applying machinery to supersede the skill and power of the human arm.
Opening statement in 'Introduction', Economy of Machinery and Manufactures (1st ed., 1832), 15.

In science it often happens that scientists say, 'You know that's a really good argument; my position is mistaken,' and then they would actually change their minds and you never hear that old view from them again. They really do it. It doesn't happen as often as it should, because scientists are human and change is sometimes painful. But it happens every day. I cannot recall the last time something like that happened in politics or religion.
(1987) --
Carl Sagan
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