据 How to Write a Successful Science Thesis (Wiley-VCH)一书 p. 98, "Experimental work is by definition a journey into the unknown, fraught with detours and dead ends, but all such obstacles are basically irrelevant from a scientific standpoint. Look upon your dissertation--as you would any other research report--not as a memoir documenting and explaining your every activity, but instead as a proclamation of a set of new insights. How you achieved your results may perhaps play some role in your mentor's appraisal of your efforts, but otherwise it will be of interest only to the extent that certain intimate details may be critical from a methodological standpoint.