Socrates and the Scientific Method
It might be objected that the Socratic dialectical approach of seeking coherence among our beliefs has been made obsolete by the scientific method of experiment. But the scientific method is dialectical too. No belief, normative or descriptive, can be tested in isolation; it can be tested only in conjunction with other beliefs. If this liquid apparently fails to boil at 100º C, I can reject my belief that water boils at 100º C, or my belief that this liquid is water, or my belief that the thermometer is working correctly, or my belief that I am awake and not hallucinating, and so forth. And if a belief does not conflict with the evidence of our senses, we may nonetheless have the same kind of reasons to reject it once we discover that it conflicts with a sufficient number of our non-perceptual beliefs. Hence, philosophical argument and scientific argument are identical in structure, and have an equal claim to objectivity. All we have, in the end, are beliefs of various sorts, with vary