In art, truth is a means to an end; in science, it is the only end.
William WhewellRead
It is a test of true theories not only to account for but to predict phenomena.
Interpretation
True theories not only explain existing phenomena but also enable predictions about future events.
William Whewell emphasizes that the essence of a true scientific theory lies in its ability to not only provide explanations for observed phenomena but also to predict future occurrences based on those explanations. This principle highlights the critical role of predictive capability in validating scientific theories, implying that a robust theory should be able to forecast results that have yet to be observed.
In practice
In a scientific presentation, one might quote Whewell to stress the importance of predictive power in experimental design.
In art, truth is a means to an end; in science, it is the only end.
The object of science is knowledge; the objects of art are works. In art, truth is the means to an end; in science, it is the only end. Hence the practical arts are not to be classed among the sciences
Well-established theories collapse under the weight of new facts and observations which cannot be explained, and then accumulate to the point where the once useful theory is clearly obsolete.
At the last dim horizon, we search among ghostly errors of observations for landmarks that are scarcely more substantial. The search will continue. The urge is older than history. It is not satisfied and it will not be oppressed.
When Kepler found his long-cherished belief did not agree with the most precise observation, he accepted the uncomfortable fact. He preferred the hard truth to his dearest illusions, that is the heart of science.
The work of science is to substitute facts for appearances, and demonstrations for impressions.
One can say, looking at the papers in this symposium, that the elucidation of the genetic code is indeed a great achievement. It is, in a sense, the key to molecular biology because it shows how the great polymer languages, the nucleic acid language and the protein language, are linked together.
I would designate as science fiction in the best sense: they are visions and anticipations by which we seek to attain a true knowledge, but, in fact, they are only imaginations whereby we seek to draw near to the reality.
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