a lt is often said that philosophy is unprogressive, but this is largely a verbal matter: as soon as a way is found of arriving at definite knowledge on some ancient question, the new knowledge is counted as belonging to science, and philosophy is deprived of the credit 2021/1/21
2021/1/21 21 ◼ It is often said that philosophy is unprogressive, but this is largely a verbal matter: as soon as a way is found of arriving at definite knowledge on some ancient question, the new knowledge is counted as belonging to "science," and "philosophy" is deprived of the credit
In greek times, and down to the time of ewton, planetary theory belonged to philosophy, because it was uncertain and speculative 2021/1/21
2021/1/21 22 ◼ In Greek times, and down to the time of Newton, planetary theory belonged to "philosophy," because it was uncertain and speculative
a but newton took the subject out of the realm of the free play of hypothesis, and made it one requiring a different type of skill from that which it had required when it was still open to fundamental doubts, Anaximander in the sixth century b c. had a theory of evolution, and maintained that men are descended from fishes 2021/1/21
2021/1/21 23 ◼ but Newton took the subject out of the realm of the free play of hypothesis, and made it one requiring a different type of skill from that which it had required when it was still open to fundamental doubts. Anaximander, in the sixth century B.C., had a theory of evolution, and maintained that men are descended from fishes
a This was philosophy because it was a speculation unsupported by detailed evidence, but Darwin's theory of evolution was science because it was based on the succession of forms of life as found in fossils, and upon the distribution of animals and plants in many parts of the world 2021/1/21
2021/1/21 24 ◼ This was philosophy because it was a speculation unsupported by detailed evidence, but Darwin's theory of evolution was science, because it was based on the succession of forms of life as found in fossils, and upon the distribution of animals and plants in many parts of the world
A man might say, with enough truth to justify a joke" Science is what we know, and philosophy is what we don't know But it should be added that philosophical speculation as to what we do not vet know has shown itself a valuable preliminary to exact scientific knowledge. 2021/1/21
2021/1/21 25 ◼ A man might say, with enough truth to justify a joke "Science is what we know, and philosophy is what we don't know.” But it should be added that philosophical speculation as to what we do not yet know has shown itself a valuable preliminary to exact scientific knowledge