This is evidence that does not forget. It is not confused by the excitement of the moment. It is not absent because human witnesses are. It is factual evidence. Physical evidence cannot be wrong; it cannot perjure itself; it cannot be wholly absent. Only its interpretation can err.
Oath definition, a solemn appeal to a deity, or to some revered person or thing, to witness one's determination to speak the truth, to keep a promise, etc.: to testify upon oath. See more. Dictionary.com
Hippocratic oath. 1. an oath embodying the duties and obligations of physicians, usually taken by those about to enter upon the practice of medicine. A frontrunner has to live by the Hippocratic oath: first do no harm. The spirit of their practice cannot be better illustrated than by the words of the so-called âHippocratic oathâ.