"Conservation of energy" Quotes from Famous Books
 ... hypothesis of the same general order is due to the attention directed to the conception of energy, or capacity for work, by experimental discoveries of the possibility of reciprocal transformations without loss, of motion, heat, electricity, and other processes. The principle of the conservation of energy affirms the quantitative constancy of that which is so transformed, measured, for example, in terms of capacity to move units of mass against gravity. The exponents of what is called "energetics" have in many cases come to regard that ...
— The Approach to Philosophy • Ralph Barton Perry
... died by thousands from preventable causes, the physique, especially of women, is wonderfully improved, and the average longevity is already over sixty. "Our social structure, to be brief, is based on science, or the conservation of energy, as the Greek philosophers predicted. It was known to them that a certain amount of power would produce only a certain amount of work—that is, the weight of a clock in descending or a spring in uncoiling returns theoretically the amount of work expended in raising or coiling it, and in no possible ...
— A Journey in Other Worlds • J. J. Astor |
