Part of e-education in homoeopathy:e-book:aphorism no 6

The unprejudiced observer-well aware of the futility of transcendental speculations which can receive no confirmation from experience-be his powers of penetration ever so great,takes note of nothing in every individual disease,except the changes in the health of the body and of the mind(morbid phenomena,accidents,symptoms) which can be percieved externally by means of the senses;that is to say,he notices only the deviations from the former healthy state of the now diseased individual,which are felt by the patient himself,remarked by those around him and observed by the physician.All these perceptible signs represent the disease in its whole extent,that is,together they form the true and only concievable portrait of the disease.