Research Approach Quotes
This quotation polarized the economists into those who thought that economics was held back by the rigidity of the scientific method and those who thought that economics was a backward science because it did not follow the standards of the more developed scientists. Scientists from other fields are almost universally in agreement and accuse many economists of making predictions and pronouncements from analyses that in other sciences would only be called guesses. The same is said of politics by many scientists.
This quotation illustrates and important aspect of science. Specifically, that theory, something ephemeral and impractical to the layman, has immense practical power in developing great scientific and technological breakthroughs. The result of this breakthrough was large lenses that could make lights more powerful and make lighthouses much more safe. Even the atomic bomb was really developed from theory and then engineered for practical use.