From where I stand, I can't conceive of how it would be possible for fallible men to observe perfectly, recall it exactly and express it within the limits of im

From where I stand, I can't conceive of how it would be possible for fallible men to observe perfectly, recall it exactly and express it within the limits of imperfect language. This is all before you get into the problems of dishonesty and conflicts of interest. Of course the above would not include abstractions like two parallel lines will never meet or overly simplistic hypotheticals.